You will be given a definition of a task first, then some input of the task.
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.

Title: Performance Enhancement. Sentence 1: Will was a successful employee at a financial company. Sentence 2: His boss, however, was suspicious of how well he was doing. Sentence 3: He called in Will for some questioning. Sentence 4: Will admitted that he used pills to improve his work performance. Choices: a. They decide to stop wearing blindfolds when walking around town. b. Because of this, his boss decided to fire him.
Output:
a