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: Wendy went to the zoo on Saturday. Sentence 2: She hasn't been to the zoo since she was a kid. Sentence 3: She really wanted to see the elephants. Sentence 4: She was able to feed them some peanuts she bought. Sentence 5: She left glad she went to the zoo. Choices: a. Succulents. b. Zoo.
Example Output: b

Example Input: Sentence 1: Olivia went to school always on time. Sentence 2: She was never late even on snow days. Sentence 3: Her parents made sure she always arrived on time. Sentence 4: That all changed suddenly one day. Sentence 5: Her parents had car trouble and couldn't take her to school in time. Choices: a. Fastest Words. b. Like Clockwork.
Example Output: b

Example Input: Sentence 1: Robin and Eli were going to have a baby. Sentence 2: Robin's family decided to give her a baby shower. Sentence 3: Family and friends showed up to give the couple gifts. Sentence 4: Eli loaded the gifts into the car. Sentence 5: The couple had gotten enough gifts to take care of the newborn. Choices: a. Hike. b. The Baby Shower.
Example Output:
b