In the passage, slumbering means rejoicing, because Winter "wears on his smiling face a dream of spring". Winter is smiling, therefore he must be rejoicing. Hope this helps!
Today I ate some potatoes and had some Mexican food, and I bought a cat.
Answer:
The correct answer is: The beauty of Mount Fuji's near perfect cone shape has enchanted people for centuries.
Nor "near-perfect" or "cone-shape" have well placed hyphens.
Summarise, you going over your points in a non-detailed manner