You will be given a definition of a task first, then some input of the task.
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: John and Ben were supposed to meet in a pub. Sentence 2: Ben was late. Sentence 3: John's phone was ringing. Sentence 4: It was Ben calling. Sentence 5: He had an accident on the way to the pub. Choices: a. The Fishing Pole. b. An Accident.
Output:
b