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: Franko Banko owned a bank called Frank's Bank. Sentence 2: He operated on a fairness policy. Sentence 3: His interest rates were low. Sentence 4: Unfortunately one day someone found ways to siphon money from him. Sentence 5: And eventually he was audited, and lost Frank's Bank. Choices: a. Digging a Large Hole. b. Franko.
b