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.

Sentence1: Marge begged her husband Bill for a backyard pool. Sentence2: He finally relented, and the pool was installed. Sentence3: Soon, Marge was throwing weekly pool parties. Sentence4: At one party, she saw a curvy neighbor in a bikini talking to Bill.
(A) Marge put a new key on her keychain. (B) Marge felt a pang of regret about putting in the pool right then.
A

Sentence1: Robert and Sharon met at band camp when they were in high school. Sentence2: By the time they graduated they had plans to marry. Sentence3: Now they are expecting their first great grandchild. Sentence4: Sharon can't believe that so much time passed so fast.
(A) But she is as happy today as she was the day they met. (B) She filed for divorce the next day.
B

Sentence1: Erica had to decide whether to take her final or go help friends. Sentence2: School was important to her, but her friend was in an emergency. Sentence3: Erica told her professor her situation. Sentence4: The professor said she could make up the final at a later date.
(A) Erica told her professor that she was being unfair. (B) Erica was so grateful that her professor was understanding.
A