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: Remember. Sentence 1: Marion had traveled a lot in her life. Sentence 2: So when she died, she had a lot of memorabilia in her house. Sentence 3: Her kids gave most of it to different museums. Sentence 4: They gave the rest to charity. Choices: a. But they kept one item each to remember her by. b. He got his new haircut.

Ex Output:
a

Ex Input:
Title: Mystery Poop. Sentence 1: Peter moved to his new apartment. Sentence 2: He relaxed on his bed. Sentence 3: Then he noticed a smell. Sentence 4: He went to the bathroom. Choices: a. There was poop in the toilet. b. He had to go home early.

Ex Output:
a

Ex Input:
Title: Test. Sentence 1: Sara has a big English test tomorrow. Sentence 2: She has not studied at all. Sentence 3: Her test counts for half her grade. Sentence 4: Sara decided to pull an all- nighter. Choices: a. The tutor helped him pass the exam. b. When she got to school, she slept through her test.

Ex Output:
b