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 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: sign. Sentence 1: The man saw the sign. Sentence 2: He was confused by it. Sentence 3: He asked his wife about it. Sentence 4: His wife told him what the sign meant. Choices: a. Andy was glad with the hair transplant procedure he received. b. The man felt silly for not figuring it out on his own.
Output:
a