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: Crysta's mom called her often, usually three times a day. Sentence 2: Her mom always had opinions on how she was raising her kids. Sentence 3: She would tell Crysa that she was being too hard on them. Sentence 4: Crysta finally got upset and hung up on her mom. Sentence 5: Her mom tried to call her back but Crysta would not answer. Choices: a. Mom Daughter Drama. b. Mortgage.

a