Definition: 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: I walked into a Costco. Sentence 2: And a woman behind me tried to walk in without a Costco card. Sentence 3: An employee at the door tried to stop her. Sentence 4: But the woman yelled and cursed at her and continued to walk in. Sentence 5: I left the store quickly as the event was frightening. Choices: a. Lottery Ticket. b. Angry Woman.

b