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: Katie Courier. Sentence 1: Katie was asked by a stranger to deliver a package. Sentence 2: She unwisely took the package of unknown contents. Sentence 3: While delivering the package it tore open. Sentence 4: Some of the toxic substance in it leaked out. Choices: a. Tim had less tickets than any of his friends. b. She became very ill at the exposure to the contents.
a

Title: Chef. Sentence 1: There was a man who went to culinary school. Sentence 2: He applied to restaurants but couldn't land the job. Sentence 3: He was frustrated and wondered why. Sentence 4: Finally someone told him it was lack of experience. Choices: a. He decided to be an intern first instead. b. He made 500 dollars and then left the state that morning.
b

Title: Sleepless nights. Sentence 1: When Annika was a baby, she had acid reflux. Sentence 2: She refused to sleep, and would just scream instead. Sentence 3: All night long, I used to walk up and down the hall with her. Sentence 4: I would tell her that I was going to drop her off at the fire station. Choices: a. I was so relieved when she finally grew out of it. b. Tim didn't impress anyone new that night.
b