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.
Tum h o kon aur meri tarah kyun bani hui h o aur
Barley. Grains remain an important part of the Russian economy.