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: Chris and Gia get ice cream every Sunday. Sentence 2: They go to Baskin Robbins and get the same two scoops and flavors. Sentence 3: Chris gets Cookie dough and Vanilla and Gia gets vanilla and coffee. Sentence 4: After ordering and receiving their ice cream Chris noticed something. Sentence 5: Chris received the wrong flavor ice cream and Gia received the right flavors. Choices: a. Wrong Flavor. b. The Robbery.

a