Which action is an example of the application of this process? The Congress, whenever two thirds of both Houses shall deem it necessary, shall propose Amendments to this Constitution . . . which ... shall be valid to all intents and Purposes, as Part of this Constitution, when ratified

U. S. Constitution, Article 5

A. changing the rules for operating the Senate

B. extending voting rights to additional groups of citizens

C. restricting freedom of speech during a time of war

D. altering the way supreme court appointments are ratified