Why Did the United States Oppose the Reestablishment of Spanish

Why did the United States oppose the reestablishment of Spanish and Portuguese authority in Latin America?

A) It feared that European nations would exploit those countries when they were new and relatively weak.
B) It feared their return would inspire radicalism that would spread to the United States.
C) It considered Spain and Portugal a threat to its national security.
D) It agreed with the political and social objectives of the newly independent nations.
E) It had already acknowledged the independence of the newly independent nations.