According to article ii of the constitution, one of the president's duties is to a. serve as commander in chief. b. create laws and interpret them. c. set up and manage the courts. d. serve in the house and senate

To serve as commander and  chief.

Explanation: Article II enumerates the duties of the president.

Among all the responsibilities and duties that the president has to carry on according to the constitution. The one that stands out is that he has to serve as commander and chief of the military.

Explanation:

The duty that stands out in the second article of the constitution is that the President of the United States of America has to serve as head, commander and chief of the military forces. Has the ability to grant pardons and require advice from any principal office to get advice. He is the commander and takes the last call in all military actions, that's why it is such a difficult position that requires a big amount of responsibility.

Now, his biggest responsibility is to deliver details to congress of his actions and state of the union. Suggest them if his calls should be taken or not.

Thank you

montesquieu took the view that the roman republic had powers separated so that no one could usurp complete power. in the british constitutional system, montesquieu discerned a separation of powers among the monarch, parliament, and the courts of law.