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: Eric was in a bad mood. Sentence 2: So he decided to go a buffet by himself. Sentence 3: He initially felt better after eating tons of food. Sentence 4: But later, his visions became blurry. Sentence 5: And he felt so exhausted he couldn't do anything. Choices: a. Big Buffet. b. New Phone.

a