Answer:
I would say D, but the question is asking for physical factors; A is the best answer.
Yes, because wind farms are clean renewable resources. We will be able to keep using it without polutting the air where as with coal we pollute and it will run out
Answer: Because renewable energy is still not cost effective enough for big name companys to buy and implement them yet.
Explanation:
It is c.) Agricultural Products, I have taken a test with the same question and it was C. Hope this helps :)
They can divide the region by making it harder to move, like mountains and water.