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: Tom hadn't received any email from work. Sentence 2: It had been a few days. Sentence 3: He decided to check his spam folder. Sentence 4: It was all in there. Sentence 5: Tom quickly replied and fixed the problem. Choices: a. The Good Aunt. b. Spam Folder.

b