Which of these statements best compares the Roman Republic with ancient Greece's direct democracy?

A. The Roman concept of appointing a dictator to rule during times of crisis came directly from Greek direct democracy. So the Roman Republic had no voters.
B. Greek direct democracy was a form of monarchy, so there were no voters. In the Roman Republic, voters elected representatives who enacted laws and policies.
C. In both forms of government, voters elected representatives. Those representatives were the only people who could vote on specific laws.
D. Voters elected representatives in the Roman Republic. In the Greek direct democracy, voters themselves enacted laws and policies.