Instructions: 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 end sentence choices from (A) and (B), such that the story does not sound complete and coherent, i.e., select an incorrect end sentence.
Input: Sentence1: Bob was at the grocery store. Sentence2: At check out, he realized he forgot his credit card. Sentence3: The woman behind him offered to buy his groceries. Sentence4: Bob was so appreciative. 
 (A) He promised to pay her back. (B) Bob ran away in terror.
Output:
B