Greece's many hills were important to early Greek city-states because they: A. stopped the Persian Empire from attacking Greece.
B. gave Greek farmers a place to graze their animals.
C. allowed Greece to trade with other countries.
D. forced Greek leaders to form a united government.

B. gave Greek farmers a place to graze their animals

Explanation:

the correct statement is letter a.   according to the mandate of heaven, kings were considered godlike beings, so they could do as they .

the mandate of heaven is a chinese political and religious ideology used since ancient times to justify the rule of the king or emperor of china, that has been in place since the zhou until the dynasty system ended. it has been created to justify the zhou as the main power of the region. in order to keep harmony, the ruler has to make what he wants and what people want. he had to make good choices to satisfy the people and then they will be happy and keep you in power.

a. by accepting the election of president abraham lincoln in 1860 and convincing other southern states to do the same