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: Frank decided to cook his wife a special dinner. Sentence 2: He went to the store and picked up the ingredients. Sentence 3: He came home and prepared the dinner. Sentence 4: His wife called and said she would be running later than usual. Sentence 5: Frank ate dinner alone and was sad the surprise was ruined. Choices: a. Blown Surprise. b. First Day of Kindergarten.
Example Output: a

Example Input: Sentence 1: Christmas was Tyler's favorite holiday. Sentence 2: On Christmas morning he ran downstairs to the tree. Sentence 3: Tyler saw so many presents and could not wait to open them. Sentence 4: By the time his parents woke up, Tyler had opened all his presents! Sentence 5: Tyler showed his parents everything Santa Claus gave him. Choices: a. Wendy loses her cool. b. Christmas Day.
Example Output:
b