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: Rick grew up in a troubled household. Sentence2: He never found good support in family, and turned to gangs. Sentence3: It wasn't long before Rick got shot in a robbery. Sentence4: The incident caused him to turn a new leaf. 
 (A) He is happy now. (B) He joined a gang.
Example output: A
Example explanation: As mentioned in fourth sentence, the incident turned a new leaf to Rick's life; so, he must be happy now.
Q: Sentence1: Bob picked up his glasses from the table. Sentence2: He slipped them in his backpack to wear at school. Sentence3: He needed them to see the board. Sentence4: In science he put them on. 
 (A) Bob enjoyed using his binoculars. (B) Bob was able to read the writing on the board.
A:
B