Definition: In this task, you're given the title of a five-sentence story, the first four sentences, and two options for the fifth sentence as a and b. Your job is to pick the sentence option that does not connect with the rest of the story, indicating your choice as 'a' or 'b'. If both sentences are plausible, pick the one that makes less sense.
Input: Title: Bad grades. Sentence 1: Trisha was in 9th grade. Sentence 2: She had had all A's until this year. Sentence 3: They slipped as she thought volleyball was more important. Sentence 4: Her parents grounded her for a month. Choices: a. In the end, Ace became neither a rock star nor a soldier. b. She was only able to play volleyball on Monday and Wednesday.
Output:
a