Checks and balances
supreme court is granted power to overturn congressional laws that violate constitution. the courts however should exercise judicial constrain while doing that, to ensure the do not injure the principle of separation of power. usually they all restrain themselves to comparing whether the new law contradict the establishment clauses which would require a referendum, or the wording and legal process was followed. This ensures congress is checked.
The old Roman Republic from its Empire had it's Emperor, Hail Caesar, with nearly absolute power. But being a republic then, they also had a Senate of which the Senators were elected from the people, as government's representatives of and for the people. This concept can be adapted to resemble our current legislative branch, vis-à-vis Congress. And of course our executive, commander-in-chief, stems from a less domineering figure of Rome's Emperor Caesar.
Answer:
The answer is C. Legislative.
Explanation:
US Congress has two chambers, the House of Representatives and the Senate. They discuss, pass and amend laws, besides doing checks and balances of the actions of the executive branch.
Answer: D.
Explanation: The U.S. sends people to discuss environmental issues with China.
They were quite successful in protecting those inside.
Hope this helps:)