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: Nadia was sitting on the couch. Sentence 2: She could not find the remote. Sentence 3: She searched for the remote under the couch. Sentence 4: She did not find it under the couch. Sentence 5: Nadia did not find the remote. Choices: a. Remote control. b. Ugly Glasses.

a