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 day of the field trip had finally came. Sentence 2: Grace was so excited to go to the Zoo. Sentence 3: When they got there she ran to see the lions. Sentence 4: She stayed with them all day because they were her favorite animal. Sentence 5: She went home to tell her parents about the Zoo and the lions. Choices: a. Ruth wants to play too. b. Zoo Day.

b