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: Lucretia decides to pack a lunch before she leaves the house. Sentence 2: She puts a sandwich and chips into her bag. Sentence 3: Later during the day she eats her lunch. Sentence 4: She feels satisfied. Sentence 5: Lucretia is happy she packed a lunch. Choices: a. Lost Dog. b. Lucretia Packs A Lunch.

b