You are given a paragraph, a question and some answer options (associated with "A", "B", "C", "D", etc.) You need to list all the correct answer options with their associated letters (e.g. "A" can be a valid answer). Note that sometimes, more than one option can answer the question correctly and completely. In those cases, please generate all such options separated by a comma (e.g. "A, B" is a valid answer). Do not generate anything else apart from one or more of the following characters: 'A', 'B, 'C', 'D', etc.

Ex Input:
Paragraph- Sent 1: `` The Octopus , '' a masked crime lord , is bent on crippling the nation with a wave of terror .
Sent 2: He starts with the transportation system and then moves onto industry .
Sent 3: He demands tribute from railroad magnates and other captains of industry .
Sent 4: Richard Wentworth , an amateur criminologist who is friendly with the police , is secretly `` The Spider , '' a masked vigilante equally determined to wipe the Octopus and his gang off the face of the earth .
Sent 5: Pleasant and smiling in civilian life , Wentworth is often ruthless as the Spider , slinging two guns against the public enemies who attack him .
Sent 6: Wentworth also masquerades as affable underworld lowlife Blinky McQuade .
Sent 7: Disguised as McQuade , Wentworth can infiltrate gangland at the hired-gun level and keep current on the gang's plans .
Sent 8: The only people who know Wentworth's other identities are his assistants Jackson and Ram Singh , his butler Jenkins , and his fianc e Nita .
Sent 9: The Octopus was a villain in a single issue pulp believed to have been written by Norvell Page who wrote most of The Spider pulp stories .
Sent 10: He is garbed completely in white and is only ever seen sitting in a chair .
Sent 11: Unlike the pulps , The Spider is garbed in a lightweight full length costume with web-like markings on it Which resemble Spiderman's costume .
Sent 12: The serial follows the standard formula of fights , shoot-outs , Wentworth's friends being kidnapped at various times and having to be rescued .
Sent 13: Each chapter ends with The Spider or his friends in deep trouble , often about to be killed , but the effect is spoiled by a trailer for the next episode Which shows them in full health and fighting the villains . 
Question: Who was only ever seen sitting in a chair? (A) Blinky McQuade (B) The Spider (C) The Octopus (D) Richard Wentworth.

Ex Output:
C.


Ex Input:
Paragraph- Sent 1: A day at the beach.
Sent 2: When Sam woke in the morning, he was super excited!
Sent 3: Today was the day!
Sent 4: It was Sunday, the day that Sam's mom and dad had promised to take Sam to the beach.
Sent 5: Sam's grandma had given a pail and shovel to Sam to use in the sand.
Sent 6: At breakfast Sam was so excited he was wiggling in his seat!
Sent 7: Mom told Sam that they would leave when the big hand on the clock was pointing to the 10, and the little had was pointing to the 12.
Sent 8: Mom asked Sam if he would like to help make sandwiches for the trip, and Sam said that he wanted to help.
Sent 9: Dad said, "let's make a game of it, we need to make a sandwich for each of us.
Sent 10: There are three of us, so we need three sandwiches.
Sent 11: Let's count as we make the sandwiches!"Sent 12: Sam counted as mom made the sandwiches, one for dad, one for mom and one for Sam.
Sent 13: Then mom started to make another sandwich!
Sent 14: "Mom!"Sent 15: said Sam, "we have three sandwiches and that makes one sandwich for each of us."Sent 16: Sam's mom laughed, "You're right Sam!"Sent 17: Sam's mom said she was being silly. 
Question: What time would they leave and what did they take with them? (A) They left at noon, and took four sandwiches with them (B) They left at noon, and took three sandwiches with them (C) They would leave at 10 and take sandwiches with them (D) They left at ten, and took three sandwiches with them.

Ex Output:
B.


Ex Input:
Paragraph- Sent 1: As his car slid downtown on Tuesday morning the mind of Arnold Thorndike was occupied with such details of daily routine as the purchase of a railroad, the Japanese loan, the new wing to his art gallery, and an attack that morning, in his own newspaper, upon his pet trust.
Sent 2: But his busy mind was not too occupied to return the salutes of the traffic policemen who cleared the way for him.
Sent 3: Or, by some genius of memory, to recall the fact that it was on this morning young Spear was to be sentenced for theft.
Sent 4: It was a charming morning.
Sent 5: The spring was at full tide, and the air was sweet and clean.
Sent 6: Mr. Thorndike considered whimsically that to send a man to jail with the memory of such a morning clinging to him was adding a year to his sentence.
Sent 7: He regretted he had not given the probation officer a stronger letter.
Sent 8: He remembered the young man now, and favorably.
Sent 9: A shy, silent youth, deft in work, and at other times conscious and embarrassed.
Sent 10: But that, on the part of a stenographer, in the presence of the Wisest Man in Wall Street, was not unnatural.
Sent 11: On occasions, Mr. Thorndike had put even royalty— frayed, impecunious royalty, on the lookout for a loan—at its ease.
Sent 12: The hood of the car was down, and the taste of the air, warmed by the sun, was grateful.
Sent 13: It was at this time, a year before, that young Spear picked the spring flowers to take to his mother.
Sent 14: A year from now where would young Spear be?
Sent 15: It was characteristic of the great man to act quickly, so quickly that his friends declared he was a slave to impulse.
Sent 16: It was these same impulses, leading so invariably to success, that made his enemies call him the Wisest Man.
Sent 17: He leaned forward and touched the chauffeur's shoulder.
Sent 18: "Stop at the Court of General Sessions," he commanded.
Sent 19: What he proposed to do would take but a few minutes.
Sent 20: A word, a personal word from him to the district attorney, or the judge, would be enough. 
Question: Why was it a charming morning? (A) The traffic policemen who cleared the way for him were charming (B) Some genius of memory (C) It was cold and grey but he was somehow happy (D) Spring was at full tide, and the air was clean and sweet (E) He enjoyed thinking of details of his daily routine, found it charming.

Ex Output:

D.


