Definition: 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'.
Input: Sentence 1: Randy was a lonely single man. Sentence 2: He needed a new friend to keep him company. Sentence 3: He wasn't the most social person to begin with. Sentence 4: He sees an ad for a cute puppy in the local newspaper. Sentence 5: Randy decided to buy the puppy and falls in love with his new friend. Choices: a. Randy buys a puppy. b. Parenting..
Output:
a