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: Retirement. Sentence 1: Betty was about to retire. Sentence 2: She wanted to buy a little house. Sentence 3: She tried everywhere to apply for a loan. Sentence 4: Betty couldn't get a loan from any source. Choices: a. She died in a little leaky apartment. b. Now, she regrets dropping out of college.
Output:
b