In this task, you're given five sentences, numbered 1 through 5, and two options a and b for possible titles for the story. Your job is to choose the title that better fits the story. Indicate your choice by 'a' or 'b'.

Example Input: Sentence 1: Roland weighed 300 pounds. Sentence 2: Everyone was worried for his health. Sentence 3: So Roland told everyone he would lose the weight. Sentence 4: No one believed him. Sentence 5: He lost 100 pounds in 6 months to everyone's surprise. Choices: a. Sell and Run. b. He perseveres.
Example Output: b

Example Input: Sentence 1: Dan was feeling lonely. Sentence 2: He called up a friend. Sentence 3: He offered to just hang out and drive around. Sentence 4: The friend agreed to it. Sentence 5: They cruised for a while and cleared their heads. Choices: a. Bigger clothes. b. Late Night Drive.
Example Output: b

Example Input: Sentence 1: Michael had never been a drinker. Sentence 2: He had a date with a young woman. Sentence 3: She began to drink a few beers. Sentence 4: She encouraged him to drink one or two. Sentence 5: Michael trying to impress his date had a few beers and hated it. Choices: a. Randy buys a puppy. b. Michael Try's Beer.
Example Output:
b