Answer:
A river valley civilization is an agricultural nation or civilization situated beside and drawing sustenance from a river. A "civilization" means a society with large permanent settlements featuring urban development, social satisfaction, specialization of labor, centralized organization, and written or other formal means of communication. A river gives the inhabitants a reliable source of water for drinking and agriculture. Additional benefits include fishing, fertile soil due to annual flooding, and ease of transportation. The first great civilizations, such as those in Mesopotamia, Harappa and Ancient Egypt, all grew up in river valleys. Tigris River flourished near Mesopotamia civilization and river nile flourished near civilization of Egypt.
Explanation:
i hope it's helpful
Answer:
d. the tendency to choose a mate with similar personal characteristics.
Explanation:
Endogamy was common in ancient times to preserve the blood, the similarities between the members of the family, and the dynasties. However, this practice was dangerous because of the possibility of creating a generation of members with some kind of genetic disease or malformation.
Answer:
B
Explanation:
I think the answer is conflict theory.