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'.

Sentence 1: Tim needed to change the oil in his car. Sentence 2: He was going to do it himself but didn't find the time. Sentence 3: Eventually he decided to get it done at a shop. Sentence 4: He took it and went shopping for an hour. Sentence 5: They were done by the time he got back. Choices: a. The Oil Change. b. The Commute.
a