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: John was the only one to survive a plane crash. Sentence 2: He was afraid but he wanted to live so he pushed himself forward. Sentence 3: He checked the crash for anything that would help his survival. Sentence 4: He found food and clothing and decides to use the airplane as shelter. Sentence 5: He found a map,realized that a town was nearby and so he went there. Choices: a. plane crash. b. Memorial Day Tribute.

a