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: Jen decided to take her dog for a walk. Sentence 2: She took off her slippers and put on her running shoes. Sentence 3: She then put the leash on her dog. Sentence 4: Jen decided to just walk around town and talk to people she saw out. Sentence 5: They ended up walking for three miles before heading back home. Choices: a. Extractions. b. Walking the dog.
Example Output: b

Example Input: Sentence 1: Fall is my favorite season. Sentence 2: I love the weather here in New England in the Fall. Sentence 3: There is always a nice cool breeze in the air. Sentence 4: The trees always look so pretty. Sentence 5: Best of all the fall flavors all come out. Choices: a. The Moving Delay. b. Fall.
Example Output: b

Example Input: Sentence 1: The man was crushed as he was laid off from an executive job. Sentence 2: He was in debt with two children in college. Sentence 3: He wrote a business plan to start his own business. Sentence 4: He presented the plan to a billionaire who loaned him $15 million. Sentence 5: He soon had 6000 employees in 4 countries. Choices: a. Arcade Tickets. b. The Phoenix.
Example Output:
b