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: Angela never made accounting mistakes. Sentence 2: So when money was missing from her cash register, she panicked. Sentence 3: She counted the money again to make sure. Sentence 4: She even looked under the counter. Sentence 5: But in the end, she had to pay the money out of her own pocket. Choices: a. Repeat gift. b. Money error.

b