B. It's union of thought and passion. Modernists didn't really like that the metaphysical poets were trying to use logic to prove love, they thought that emotions couldn't be explained by logical and reason, that they were irrational etc.
What does that mean? is there options?
Answer: A
Explanation:
I believe it is A because puzzles are a mentally stimulating activity and intrinsic-motivated activities mean that you do them for the process and not for the end reward.