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: Nail Clippings. Sentence 1: Claudia was clipping toe nails. Sentence 2: One flew off and hit her friend. Sentence 3: The friend got mad and clipped her fingernails. Sentence 4: They had a nail clipping fight. Choices: a. Suddenly, Todd regretted not being more careful. b. The mother came in and demanded they clean up their mess.
a