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 bakery offered a fun new cupcake variety. Sentence 2: It was filled with marshmallow cream. Sentence 3: The diners loved it as soon as they tried it. Sentence 4: The bakery started advertising it around town. Sentence 5: THey couldn't keep it in stock, it was so popular! Choices: a. The Cupcakes. b. Spendthrift.

a