In this task, you're given four sentences of a story written in natural language. The given story is not complete and your job is to complete the story by selecting one of the sentence choices from (A) and (B), such that the story sounds fully coherent.

Ex Input:
Sentence1: Jeff is going on a field trip to the rainy forest with his class. Sentence2: Jeff is excited and can't wait to go. Sentence3: When Jeff arrived he was very disappointed. Sentence4: The rainy forest wasn't exciting and there was nothing to do. 
 (A) Jeff had a fun time. (B) Jeff was bored and upset.

Ex Output:
B


Ex Input:
Sentence1: Lewis knew the cave like the back of his hand. Sentence2: Five first-time cavers walked behind him. Sentence3: Suddenly, a few bats flew down from the darkness above. Sentence4: All the people but Lewis ran back towards the cave's entrance. 
 (A) Lewis started to dance. (B) Lewis laughed and told them not be afraid of the bats.

Ex Output:
B


Ex Input:
Sentence1: Linda began to have problems with a coworker at her job. Sentence2: The coworker had started bossing her around at work. Sentence3: The coworker even talked behind her back. Sentence4: Linda went to her boss with the issue and the boss mediated them. 
 (A) Her boss fired her the next day. (B) Linda and the coworker ended up being best friends.

Ex Output:

B


