The process by which the Constitution was approved by the states is known as

A. vetoing.
B. impeachment.
C. levying.
D. ratification.

Answer :

Your answer is d. Ratification.

Vetoing is when the president/governor rejects signing a bill to make it a law.

Levying is when congress passes a bill the president signs it, in regards to taxes.

Impeachment is when congress finds charges against the president to remove him from office.