Detailed 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.
Q: Title: Beth Bought Both Bunnies. Sentence 1: Beth had never had a pet before in her life. Sentence 2: She had been to a friend's and found she really liked their dogs. Sentence 3: The next day, Beth went to the pet store to look for a dog. Sentence 4: While at the pet store, she sees a cage with two bunnies. Choices: a. She did and was offered a contract with Sony, she was very happy. b. Beth bought the two bunnies instead of a dog.
A:
b