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: Yesterday was my birthday. Sentence 2: My friends all threw me a surprise party. Sentence 3: When I showed up at my house all my friends were there with cake. Sentence 4: It was so awesome to be surprised like that. Sentence 5: The even got me some presents too. Choices: a. Birthday party. b. The super bowl..

a