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.

Example Input: Sentence1: Betsy comes home late one night and wants to eat something simple. Sentence2: She notices that she has spaghetti and sauce in the house. Sentence3: She quickly cooks and eats a pot of spaghetti. Sentence4: After eating, she falls asleep on the couch.
(A) She was full and happy. (B) Betsy likes cheeseburgers.
Example Output: A

Example Input: Sentence1: Last night was very scary. Sentence2: We had a tornado warning and terrible thunderstorms. Sentence3: Unfortunately my concert for violin was not canceled. Sentence4: I was required to show up but during the performance lights went out.
(A) Nobody seemed to notice what had happened. (B) We could not see our sheet music.
Example Output: B

Example Input: Sentence1: Tom decided to drive to his girlfriend's house today. Sentence2: He drove as fast as he can although there was a lot of traffic. Sentence3: When he got into the front of the house, he rang the doorbell. Sentence4: No one answered however, the front door was open.
(A) Tom began to laugh. (B) Tom began to worry.
Example Output:
B