Instructions: 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: Andrew was always fascinated by history. Sentence 2: His favorite culture was that of the samurai. Sentence 3: So his brother decided to take him to a samurai exhibit at a museum. Sentence 4: They got ready and drove there in the morning. Sentence 5: Andrew loved the exhibit. Choices: a. The Scary Roller Coaster.. b. Samurai.
Output:
b