You will be given a definition of a task first, then some input of the task.
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'.

Sentence 1: I spent an entire week eating nothing but pizza. Sentence 2: Soon, my stomach started hurting. Sentence 3: I did not want to give up the pizza. Sentence 4: My friend decided to come over and cook for me. Sentence 5: The food was so delicious, that I gave up pizza for good. Choices: a. Too Much Pizza. b. The Tree Pick.
Output:
a