Q: In this task, you're given a context, a question, three options, and an answer. Your task is to classify whether the given answer is correct or not by providing 'Yes' or 'No', based on the context with commonsense reasoning about social situations.
Context: Alex kept Casey occupied while her friends set up the birthday party. 
 Question: Why did Alex do this? 
 Options: (A) surprise Casey (B) stay occupied (C) annoy Casey 
 Answer: A
A:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Yes