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: I wanted some pumpkin bread. Sentence 2: I asked a good friend to make me some. Sentence 3: I offered to pay for it. Sentence 4: He brought it to me, and refused payment. Sentence 5: I sat down and ate a big slice with a cool glass of milk. Choices: a. Bread. b. The River Trip.

a