You will be given a definition of a task first, then some input of the task.
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.

Title: Spray Paint. Sentence 1: Stan's wooden deck needed to be repainted. Sentence 2: He spent four days painting the large deck. Sentence 3: Stan had to paint on his hands and knees. Sentence 4: He was so proud of his deck that he showed it to his friend, Andy. Choices: a. I stopped denying I had a problem and enrolled into a facility. b. Andy said he had a paint sprayer that would've done the job in hours.
Output:
b