Instructions: 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 seamlessly connects with the rest of the story, indicating your choice as 'a' or 'b'. If both sentences are plausible, pick the one that makes more sense.
Input: Title: Bat. Sentence 1: Kane heard a noise in her attic. Sentence 2: She went up to check it out. Sentence 3: It was a huge bat! Sentence 4: She screamed and ran downstairs. Choices: a. Then she got her husband to get rid of it. b. He didn't tell her where he was going so she got worried.
Output:
a