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: The family was going for a walk. Sentence 2: They decided to take a stroll across the bridge. Sentence 3: As they walked, they admired the sparkling water. Sentence 4: Once they reached the end, they turned around and walked back. Sentence 5: It had been a great family stroll. Choices: a. The Bridge. b. Meeting Celebrities.

a