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: The new iPhone was going on sale. Sentence 2: Kelly really wanted it. Sentence 3: She immediately bought it. Sentence 4: When she got it she loved it. Sentence 5: She showed her friends. Choices: a. New iphone. b. Bug in the plate.

a