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'.

Ex Input:
Sentence 1: Dina wanted to lose weight. Sentence 2: She had a lot of unhealthy food in her house. Sentence 3: She gave away all the processed food. Sentence 4: Dina bought a lot of fresh food. Sentence 5: She started a diet. Choices: a. Unhealthy Food. b. Lost Hat.

Ex Output:
a

Ex Input:
Sentence 1: Michelle and Gary went hiking yesterday. Sentence 2: They were walking along the trail when they spotted a bear. Sentence 3: It was laying on the ground and they thought it was dead. Sentence 4: Gary poked the bear with stick. Sentence 5: The bear woke up and ran off. Choices: a. New shoes. b. Sleeping Giant.

Ex Output:
b

Ex Input:
Sentence 1: Terry was an avid videographer. Sentence 2: He was determined to film his daughter's first word. Sentence 3: He couldn't wait for her to say daddy for the first time! Sentence 4: But when he finally filmed her speaking, all she said was 'No'! Sentence 5: Terry decided to just delete that particular file. Choices: a. Stormed Out. b. First Word.

Ex Output:
b