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'.

Example Input: Sentence 1: Toby had never gone through a haunted house before. Sentence 2: All his friends told him it was a lot of fun. Sentence 3: Toby was nervous, but went along with his friends. Sentence 4: Many times throughout the house he got really scared. Sentence 5: Afterwards, Toby realized that he really did have a good time. Choices: a. The Haunted House. b. Exhaust Smoke.
Example Output: a

Example Input: Sentence 1: Jill had on a new pair of shoes. Sentence 2: It was raining. Sentence 3: Jill stepped in the mud. Sentence 4: She couldn't get the stains out of the shoes. Sentence 5: Jill's new shoes were ruined. Choices: a. Cell phone charger. b. Ruined Shoes.
Example Output: b

Example Input: Sentence 1: I got a job selling cookies door to door. Sentence 2: I had to walk around all day in the hot sun. Sentence 3: I got extremely thirsty. Sentence 4: I decided that I should carry water with me when I work. Sentence 5: I never got extremely thirsty on the job ever again. Choices: a. A Cell Phone. b. Very Thirsty.
Example Output:
b