What is the different between prograde rotation and retrograde rotation

Which governing principle is best reflected by the representative government created by the constitution a. separation of opwer b. republicanism c. rule of law d. limited government

Which of the following quotes from the constitution describes the senate? "no person…who shall not have attained to the age of twenty five years, and been seven years a citizen of the united states, and who shall not, when elected, be an inhabitant of that state in which he shall be chosen." "the…shall chose their other officers, and also a president pro tempore, in the absence of the vice president, or when he shall exercise the office of president of the united states.""the…shall be composed of members chosen every second year by the people of the several states.""the…shall choose their speaker and other officers; and shall have the sole power of impeachment."

Plz where was the inca civilization located? a. in and around the andes mountains of south america. b. central america in southern mexico. c. the caribbean islands. d. the central valley of mexico.