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 man became a member. Sentence 2: He received a membership card. Sentence 3: He used the card for savings. Sentence 4: He lost the card in his house. Sentence 5: He requested a replacement card. Choices: a. Membership. b. Summer Reading.

a