The need for amending the procedures set forth in the Constitution for electing a president and vice president were necessary because of the ambiguity in Article II, Section I. In just over a decade after the Constitution was ratified, there had been two presidential elections--the election of 1796 and the election of 1800--that had confusing outcomes.
In 1796, the president and vice president ended up coming from different parties. Then in 1800, there was a tie for president, and Congress almost didn't agree on a winner. It didn't take long before Congress saw the need to clarify the procedures with the 12th Amendment, and over the next 200 years, the need for a few more amendments dealing with the presidency became evident
D) It convinced the government to become involved in the war.
Explanation:
The "domino theory" held that if one nation fell to communism then the others around it most likely would. This philosophy's influence is that it convinced the government to become involved in the war which dragged the United States into the civil conflict in Vietnam
