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: Healthy Breakfast. Sentence 1: John felt lethargic and out of it throughout the day. Sentence 2: His doctor said it was due to his poor breakfast eating habits. Sentence 3: John decided to eat a healthier breakfast. Sentence 4: After only a few days John noticed a big difference. Choices: a. He kept eating properly for as long as he could. b. It wasn't long before he had a terrible stomachache.

Ex Output:
a

Ex Input:
Title: Job Change. Sentence 1: Will was getting tired of his job. Sentence 2: Will sent out his resume to several local tech companies. Sentence 3: Will made calls to inquire about openings at those companies. Sentence 4: Will finally landed an interview. Choices: a. He then gave her a week of in school suspension. b. Will aced the interview, snagging the job!

Ex Output:
b

Ex Input:
Title: Last Sibling. Sentence 1: Edna was born the last of 14 kids. Sentence 2: She grew up much younger than most of her siblings. Sentence 3: When she became an adult, a few of her siblings has died. Sentence 4: Edna lived to be 90 years old. Choices: a. Allison fell off the back of the treadmill and slammed onto the floor. b. When she died, she was the last of her siblings.

Ex Output:
b