Answer:
He is in control of the executive branch
Explanation:
Without the executive branch the checks and balances system would fail, which means that one part or in this case two parts of the government would rule the other. The system is put down so that for example the legislative branch can't make laws without the presidents approval, unless overruled, that seem fit to them
In my personal opinion i think greeks are better because they came up with so many ancient stuff and the romans have not came up with anything. the romans are just those who try to feed off of other pals achievements and make it their own.
B. it proposed moderate progressive reforms