Detailed 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.
Q: Title: Bills. Sentence 1: Jeff forgot to pay his phone bill. Sentence 2: An important client attempted to contact Jeff. Sentence 3: The call went directly to voicemail. Sentence 4: The client took his business elsewhere. Choices: a. Jeff lost a good deal because he didn't pay his bill. b. She jumped back in surprise at the mustache.
A:
b