Given the task definition and input, reply with output. 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: Fred walked in front of the club entrance. Sentence 2: The security guard looked at him. Sentence 3: He noticed that Fred was wearing make-up on his face. Sentence 4: He told Fred that they don't accept his kind of people. Sentence 5: Fred immediately left. Choices: a. Curious but offensive. b. Choices.
a