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.

Example Input: Title: ezpass. Sentence 1: Our state switched to no toll booth highways this week. Sentence 2: We had to apply for an ez pass. Sentence 3: The state had an online application. Sentence 4: The app kept bombing out. Choices: a. I ended sending my application via snail mail. b. Fred could never dive again.
Example Output: b

Example Input: Title: Suffocation. Sentence 1: Garek was bullied in school a lot. Sentence 2: He was what you'd consider a typical nerd. Sentence 3: He was really smart, but he had bad taste in fashion and had asthma. Sentence 4: One day he forgot to bring his inhaler to school with him. Choices: a. She decided to store her phone on the shelf at night. b. The nurse saved him with her spare when he started freaking out.
Example Output: a

Example Input: Title: Fire. Sentence 1: I started a fire to warm up the house. Sentence 2: Once the fire was going it started the house on fire. Sentence 3: I ran out of the house as fast i could. Sentence 4: The fire department showed up in just a few minutes. Choices: a. But she decided to go with the gold because it would stand out more. b. They put out the fire but the house was destroyed.
Example Output:
a