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: The Zoo Trip. Sentence 1: The kids were excited. Sentence 2: They were going to visit the zoo! Sentence 3: They walked around to eat exhibit. Sentence 4: They saw tigers and lions. Choices: a. It had been a really fun time at the zoo. b. Sally had failed to buy any additional stock, and was disappointed.
[A]: a

[Q]: Title: Slugger. Sentence 1: Mark was never a good baseball player. Sentence 2: He practiced everyday with his dad. Sentence 3: No matter how much he tried, he never got better. Sentence 4: He went to his Saturday baseball game feeling hopeless. Choices: a. When it was his turn to bat, he knocked it out of the park! b. Mary screamed and ran inside the warm house.
[A]: a

[Q]: Title: Feeling Lonely. Sentence 1: Sam felt lonely. Sentence 2: He tried to go out to relieve the feeling. Sentence 3: Unfortunately everyone was too busy to go with him. Sentence 4: Sam decided to just stay in instead. Choices: a. Eventually I made it back home. b. It didn't help his loneliness.
[A]:
b