The answer is B.
A. can't be right because the Aborigines were not Indians, because the Indians were the first people in North America.
C. isn't right either only because the Archaic Indians lived in South America .
D. can't be right because Mesoamericans also lived in South America.
Answer: B. differentiation
Explanation:
Answer:
As the population of world is increasing at an alarming rate, the consumption of natural resources is also increasing. Hence, these resources should be conserved to maintain ecological balance and save them for future ganeration
Answer:
Genetic variation.
Explanation:
It is caused by genes inherited from parents to offspring. It is a result of genetic information from parents.
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