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 was walking home. Sentence 2: While walking i passed a homeless man. Sentence 3: He asked for some money. Sentence 4: I gave him 10 dollars. Sentence 5: He gave me great advice that i will remember forever. Choices: a. Street. b. Wise homeless man.

b