Article 5 describes the process of Amending the US Constitution. Specifically, it specifies that Amendments need to be ratified by three-forths of all states. This means that the central government cannot change the Constitution without the States's agreement, which is in line with the principle of Federalism.
D. The Speaker of the House.
While technically it would be the Vice President, he does not usually spend anytime at the Capitol, so it would be the speaker.
Do you mean 1814, if so I'll help you out
The stated purpose of McCain-Feinglod was to purge politics of corruption :
a.Putting restrictions on paid advertising during the weeks just prior to political elections , and
b. Tightly regulating the amount of money that political parties and candidates could accept from donors.