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 seamlessly connects with the rest of the story, indicating your choice as 'a' or 'b'. If both sentences are plausible, pick the one that makes more sense.

Ex Input:
Title: Running from Cops. Sentence 1: Steven and Sean were hanging out in the woods. Sentence 2: They were smoking when they heard dogs and voices. Sentence 3: Soon they realized a cop was searching the woods. Sentence 4: They gathered their things and bolted away. Choices: a. They ran for a long time before finally stopping and feeling safe. b. He found one he liked.

Ex Output:
a

Ex Input:
Title: Shoe Situation. Sentence 1: The delivery man handed a box to Gen. Sentence 2: She was excited since her new shoes were inside of it. Sentence 3: Once she tried the shoes on, she couldn't make them fit. Sentence 4: She spent hours trying to fix it but made no improvements. Choices: a. As a result, she returned the shoes the next day. b. Hannah found out that she couldn't register for school.

Ex Output:
a

Ex Input:
Title: A Muslim. Sentence 1: My downstairs neighbors are from the deep south. Sentence 2: Their whole family goes to a loud, Baptist church. Sentence 3: One of the young sons has decided to take up Islam. Sentence 4: He believes he is being rebellious and cool by doing that. Choices: a. The mom made a giant ornament to hang in that spot. b. I saw him today praying on a dirty piece of cardboard in the yard.

Ex Output:
b