1.In Latin America, the Maya and the Aztec civilizations were similar in that they a) showed little evidence of urbanization
b) lacked a strong central government
c) developed complex mathematical and calendar systems
d) used military weapons superior to those of Europeans

C. Developed complex mathematical and calendar systems

Explanation:

cherokee and arikara

a social contract.

"a social contract is an agreement between citizens and their leader where the citizens give up certain freedoms in exchange for protection. the constitution of the united states is an example of a social contract."