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: Everyday for a month we had bad food for lunch at school. Sentence 2: However, starting next month we were promised Pizza. Sentence 3: We were all excited. Sentence 4: When next month came by, we didn't get any pizza. Sentence 5: All the kids were disappointed. Choices: a. Acid Reflux. b. Pizza Day.

b