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: New friends. Sentence 1: Leslie recently got a rescue dog. Sentence 2: The dog was scared of other dogs because it had been bitten once. Sentence 3: Leslie wanted to make her dog happy by finding it a playmate. Sentence 4: After a lot of trial and error the dog finally warmed up to a puppy. Choices: a. The two dogs have played together daily ever since. b. Will has never done such a dumb thing since.
[A]: a

[Q]: Title: Special Delivery. Sentence 1: Caleb got his first car for his 16th birthday. Sentence 2: It was decided he would work a part time job. Sentence 3: He needed his own money for things like gas and insurance. Sentence 4: The very first job he applied to he got. Choices: a. She was left with bowls and trays full of unusable sludge. b. He ended up delivering pizzas and had a blast.
[A]: b

[Q]: Title: Sand Castle King. Sentence 1: Bob made a sand castle at the beach. Sentence 2: He finished before high tide came in. Sentence 3: He watched as the waves tore apart his castle. Sentence 4: Bob took a picture before it was destroyed. Choices: a. He showed people the picture all day to brag about his work. b. I had to buy a new one.
[A]:
a