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: Today I rode on an airplane. Sentence 2: I was traveling from Orlando, FL to Washington, DC. Sentence 3: We hit bad turbulence while in the air. Sentence 4: It scared me. Sentence 5: I'm glad to be safely on the ground and for the trip to be over. Choices: a. Spelling test. b. Airplane ride.

b