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: Will was excited to be his buddy's best man. Sentence 2: Will toasted the couple at the rehearsal dinner. Sentence 3: Will took care of his buddy's needs. Sentence 4: Finally, Will presented the ring during the ceremony. Sentence 5: Will received a very nice thank you gift from his newly married pal. Choices: a. Best Man. b. Adoption.

a