Which of the following is a difference between the ancient Athenian government and the United States government?

A Athenians had direct democracy, while the U.S. has indirect democracy.

B The U.S. has direct democracy, while Athenians had indirect democracy.

C Athenians had two representative assemblies, while the U.S has one.

D The U.S. has two representative assemblies, while the Athenians had two.