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: Megan called her brother on his birthday. Sentence 2: Her brother asked her to sing a song. Sentence 3: She sang his favorite birthday song. Sentence 4: Megan's phone lost it's connection. Sentence 5: They talked later. Choices: a. Out To Eat. b. Talk to You Later.

b