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: Oscar-winning actress Joan Fontaine died Sunday, her longtime friend Noel Beutel said Monday.
Sent 2: She was 96.
Sent 3: Fontaine died "very peacefully" in her sleep of natural causes, Beutel said.
Sent 4: She was in her Carmel, California, home.
Sent 5: She is survived by her older sister, actress Olivia de Havilland -- with whom she had not spoken for decades.
Sent 6: Fontaine was born Joan de Beauvoir de Havilland in 1916 in Tokyo, Japan, where her British father was a patent lawyer and teacher.
Sent 7: She and her sister moved to Saratoga, California, with their mother in 1919 when her parents separated.
Sent 8: Fontaine was a teenager when she began her acting career as Joan Burfield in the 1935 film "No More Ladies."Sent 9: She later adopted the stage name Fontaine -- the name of her mother's second husband.
Sent 10: She wrote in her 1978 autobiography, "No Bed of Roses," that her mother, who was an actress, began encouraging the rivalry with her older sister at an early age.
Sent 11: The feud extended to their careers when both sisters were nominated for best actress Oscars in 1942.
Sent 12: Fontaine, who was nominated for Alfred Hitchcock's "Suspicion," beat her sister Olivia de Havilland, who was nominated for "Hold Back the Dawn."Sent 13: De Havilland won the first of her two Oscars in 1947 when she was given the best actress award for "To Each His Own."Sent 14: De Havilland and Fontaine remain the only sisters who have best-actress Academy Awards.
Sent 15: The long-standing feud with de Havilland was at such a peak during one Oscar winners' reunion in 1979 that they had to be seated on opposite ends of the stage.
Sent 16: "I was shocked and saddened to learn of the passing of my sister, Joan Fontaine ... and I appreciate the many kind expressions of sympathy that we have received," a statement released by Olivia de Havilland to CNN said. 
Question: What were the occupations of Joan Fontaine's mother and father? (A) Actress (B) Teacher (C) Patent lawyer (D) Female actor (E) Singer (F) Dance teacher.

Ex Output:
A, B, C, D.


Ex Input:
Paragraph- Sent 1: Renewable Energy Resource Sunlight Sunlight can be used to heat homes.
Sent 2: It can also be used to produce electricity.
Sent 3: This conversion is made possible by solar cells.
Sent 4: However, solar energy may not always be practical.
Sent 5: Some areas are just too cloudy.
Sent 6: Example Solar panels on the roof of this house generate enough electricity to supply a familys needs.
Sent 7: Moving Water Falling water can have a lot of energy.
Sent 8: Its energy can be converted into kinetic energy.
Sent 9: This energy can turn a turbine and generate electricity.
Sent 10: The water may fall naturally over a waterfall or flow through a dam.
Sent 11: A drawback of dams is that they flood land upstream.
Sent 12: They can also reduce water flow downstream.
Sent 13: Either effect may harm ecosystems.
Sent 14: Wind Wind is moving air.
Sent 15: It has kinetic energy that can do work.
Sent 16: Wind turbines change the kinetic energy of the wind to electrical energy.
Sent 17: Only certain areas of the world get enough steady wind.
Sent 18: Many people also think that wind turbines are noisy and not very nice to look at. 
Question: How does sunlight create electricity (A) Sunlight creates electricity through storing kinetic energy (B) Sunlight creates energy through solar cells (C) Sunlight makes turbines turn which makes electricity (D) Solar cells are used to produce electricity from sunlight (E) Solar cells.

Ex Output:
B, D, E.


Ex Input:
Paragraph- Sent 1: { { Plot } } Tom plays pool in a deserted pool hall , pocketing two balls by lowdown means and then wakes Jerry up by shooting the 10-ball into the pocket where he is sleeping .
Sent 2: Jerry awakes just in time to avoid the 10-ball and is carried out to the ball return , where the 10 and the 13 smash the mouse between each other .
Sent 3: Jerry is mad and walks up through the pocket , first sees nothing , but after a few steps back to the pocket , he spots Tom perched behind it .
Sent 4: Jerry tries to jump into another corner pocket , but Tom aims a cue ball with so much force that it roll's into the pocket , and spins back out of it and it rolls Jerry backwards to Tom , who has made a ramp with his cue stick for the mouse to slide up .
Sent 5: Jerry stops at the top of the stick and is then blown down by Tom , who then shoots a stream of balls to make the mouse flat .
Sent 6: The whole train rebounds back towards the cat and the balls stack up at Tom's end of the table .
Sent 7: Tom shoots all the balls in succession with his cue , and then tries to shoot Jerry , but the mouse hangs onto the cue tip .
Sent 8: The cat , as if he were saying `` Have it your way '' , chalks up and shoots the 8-ball using Jerry .
Sent 9: The mouse drops off the cue tip and then is upended by the 8-ball rolling in circles , and Tom forces Jerry to jump through the ball rack as if he were a circus performer .
Sent 10: Tom then sets it on fire to add an additional level of torment , and when Jerry accomplishes this with poise , Tom discards the flaming rack and shoots the 8-ball across the table and back . 
Question: Why is Jerry mad? (A) Because he wakes just in time to avoid the 10-ball and is carried out to the ball return , where the 10 and the 13 smash him between each other (B) Because Tom is pocketing two balls (C) Because he ate too much (D) Because he was smashed between the 10 and 13-Balls (E) Because Tom is in the pool (F) Because Tom is shooting balls into the pocket where he is sleeping (G) Because Tom plays pool.

Ex Output:

A, D, F.


