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: Ellie was a fourth grader having a hard time with math. Sentence 2: Ellie started using flashcards. Sentence 3: Her mom would do the math flashcards with her every single day. Sentence 4: Soon, Ellie's confidence with math increased. Sentence 5: Ellie scored in the 85th percentile in math that year! Choices: a. Flashcards. b. Moving Van.

a