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.

Ex Input:
Title: Mexican Food. Sentence 1: Stephanie had a craving for Mexican food. Sentence 2: She looked online for some restaurants. Sentence 3: She couldn't really find any with good reviews. Sentence 4: Stephanie decided to call her friend and ask for a recommendation. Choices: a. She ended up following her friend's advice and was satisfied. b. She was thrilled to realize that she could fix her computer.

Ex Output:
b

Ex Input:
Title: Policy. Sentence 1: Tim was a CEO for his company. Sentence 2: Tim discovered there was gross inefficiency at this company. Sentence 3: Tim created a new company policy to address the inefficiency. Sentence 4: Tim ordered his employees to follow the new policy immediately. Choices: a. The policy change eradicated the efficiency in Tim's company. b. He enjoyed his homemade cheese.

Ex Output:
b

Ex Input:
Title: Crash. Sentence 1: I was on my way to pick up my fiance from work. Sentence 2: A pizza hut driver was very impatient. Sentence 3: He didn't want to wait for traffic to pull out. Sentence 4: He pulled out without looking. Choices: a. He totaled my car and sent me to the hospital. b. He backed away from the car and called for help.

Ex Output:
b