Which factor was most important to the United States’ purchase of Alaska? A. national defense
B. political concerns
C. natural resources
D. growing population

C and D

Explanation:

Alaska back then was rich in natural resources such as minerals, timber and oils.

Also, the Alaskan territory was quite big. The Treaty used to purchase Alaska enlarged the United States by 586,000 square miles, an area more than twice the size of Texas, all for the bargain price of around two cents an acre.

social status of early civilizations was based primarily on economic power.- true ( first choice)

the correct answer is d