You will be given a definition of a task first, then an example. Follow the example to solve a new instance of the task.
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'.

Sentence 1: Marcus needed clothing for a business casual event. Sentence 2: All of his clothes were either too formal or too casual. Sentence 3: He decided to buy a pair of khakis. Sentence 4: The pair he bought fit him perfectly. Sentence 5: Marcus was happy to have the right clothes for the event. Choices: a. Marcus Buys Khakis. b. Marcus Works.
Solution: a
Why? Marcus's reasons for buying khakis is established, followed by his purchase of them and reaction.

New input: Sentence 1: In preparation for an upcoming bike race Ryan road his bike nightly. Sentence 2: It was summer in a hot climate, so night rides were ideal. Sentence 3: While peddling over a bridge a car veered toward him. Sentence 4: Drenched in sweat and tired, he peddled furiously to avoid the car. Sentence 5: Ryan dodged, stopped, and yelled an expletive at the car as it passed. Choices: a. Race Preparation. b. Marty Goes to the Dentist.
Solution:
a