Answer :
The United States' government adopted the theory of a three-branch government with legislative, executive, and judicial arms from the Roman Republic.
The correct answer is C) a three-branch government with legislative, executive, and judicial arms.
The feature of the Roman Republic's government that is also a feature of the United States' government is a three-branch government with legislative, executive, and judicial arms.
The United States adopted the branches of power from the Roman government. To maintain the balance of power in the federal government, and do not allow the abuse of power through interest or personal agendas, the United States established three branches of power. The Executive branch or the presidential branch is led by the President of the United States. The Legislative branch is the Congress of the US, composed by the House of Representatives and the Senate. And the Judicial branch, that is the US Supreme Court.