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: Memory loss. Sentence 1: Minerva was old and slowly losing her memory. Sentence 2: She wrote things down to help herself. Sentence 3: But she misplaced her notes and couldn't remember them. Sentence 4: Her nephew decided to help her remember. Choices: a. He was selected to be a contestant based on his casting video. b. He came to see her every day and it made things easier.
A:
a