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'.
Q: Sentence 1: Tim wanted to open a restaurant. Sentence 2: He visited all of the local dining establishments. Sentence 3: He took note of his favorite features of each restaurant. Sentence 4: He built a great restaurant. Sentence 5: His restaurant was successful and Tim was very happy. Choices: a. Dust. b. Restaurant.
A:
b