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: Tommy's dad was away from business. Sentence 2: He wasn't supposed to make it home for Christmas. Sentence 3: Tommy was sad but understood. Sentence 4: Christmas morning Tommy noticed someone was downstairs. Sentence 5: His dad made it after all. Choices: a. The Best Christmas Gift. b. Help.

a