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: Carlos hated the color of his fence. Sentence 2: So he decided to paint it. Sentence 3: Carlos got new paint from the store. Sentence 4: He began to paint his fence. Sentence 5: Carlos loved the new color of his fence. Choices: a. Fence. b. Aaron Went To Mexico.
Output:
a