Answer: Among the options given on the question the correct answer is option B.
City states to follow their own forms of government.
Explanation: When the founder fathers of USA declared independence from Britain in 1776, they felt the need of a government system to run the country. There were 13 states which unitedly established the United States America, which were the former separate colonies.The founder fathers decided to keep these 13 states separate by the boundary but united under a central government.
To form the government they followed the ancient Greek democracy. In the ancient Greece there were big cities like the states of America. The cities were Athens, Sparta, Corinth. Thebes. These cities has own laws and rules. They were differently composed in many ways.
Similarly, the states of America were also autonomous. They have their own form of government and rules. But they were obedient to the central government and the central government has some certain power to control over the states.
So the answer of the question is option B.