(A) Monroe Doctrine
(B) ** Platt Amendment
(C) Roosevelt Corollary
(D) Teller Amendment
EXPLANATIONS BELOW
Concept note-1: -The Platt Amendment stipulated the conditions for U.S. intervention in Cuban affairs and permitted the United States to lease or buy lands for the purpose of establishing naval bases (the main one was Guantánamo Bay) and coaling stations in Cuba.
Concept note-2: -The Platt Amendment came about as a result of the Spanish-American War, which occurred in 1898. During the roughly four months that the war lasted, the United States had a large military presence in Cuba, which it was ready to use to protect the US against Spanish attacks and protect US economic interests in Cuba.
Concept note-3: -Platt Amendment, rider appended to the U.S. Army appropriations bill of March 1901, stipulating the conditions for withdrawal of U.S. troops remaining in Cuba since the Spanish-American War and molding fundamental Cuban-U.S. relations until 1934.