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: Brock was out on the boat fishing. Sentence 2: Brock got a big bite on his fishing line. Sentence 3: Brock started reeling the fish in. Sentence 4: He could see the huge fish under the water. Sentence 5: Brock couldn't reel it in when the fish bit through the line. Choices: a. Oranges. b. Brock's Lost Fish.
Example Output: b

Example Input: Sentence 1: Tracy was up until dawn studying for a test. Sentence 2: He finally fell asleep. Sentence 3: When he finally woke up he was late for the bus. Sentence 4: He put his clothes on and ran for the door. Sentence 5: When he steps outside the bus goes by and he misses the bus. Choices: a. Travis' Trainset. b. Tracy misses the bus.
Example Output: b

Example Input: Sentence 1: Sally threw a birthday party at her house. Sentence 2: Most of her friends decided to come over to see he. Sentence 3: Jeff knocked on the door. Sentence 4: Sally was disgusted when she opened the door for him. Sentence 5: She decided to not let him in and closed the door. Choices: a. Kicked in the front Entrance. b. Starving Patient.
Example Output:
a