What was expected from the citizens of the polis?

a. encourage education for all

b. obey the city's laws

c. encourage everyone to become citizens

d. elect men to senate

The correct answer is D:  Elect men to senate.

Citizens in polis had the duty to vote in assemblies this was where laws were decided they also voted on juries, where justice was decided. Considering only the wealthiest members of the Greek polis could become citizens, they were required to continue their businesses or farms while serving and did not expect to be paid.

it is the code of hammurabi

the answer is a) high entry costs