True.
Answer: It is imperative to understand the root of cultural change when finding the direct correlation for the change and the reasons for how it got brought up. Without studying why and how these changes occurred, you'd have a distinct lack of understand of why culture changes throughout time.
It is B just did it on edge
The people of africa did idk really tho I guessed
The FACTORS OF PRODUCTION, easily remembered just think factors yield a product, i.e multiplication you see 3×4 are factors but 12 is my product