Instructions: In this task, you're given the title of a five-sentence story, the first four sentences, and two options for the fifth sentence as a and b. Your job is to pick the sentence option that seamlessly connects with the rest of the story, indicating your choice as 'a' or 'b'. If both sentences are plausible, pick the one that makes more sense.
Input: Title: Two Different Friends.. Sentence 1: Jeremy wants a dog. Sentence 2: His wife says no because they already have a cat. Sentence 3: Jeremy gets a dog anyway and keeps it in the back yard. Sentence 4: The cat gets out and runs to the back yard, they fear the worst. Choices: a. They hurry to the back yard only to find the cat and dog playing. b. To her delight the flight was fine and she saved a ton of money.
Output:
a