Witch of the following actions is not an example of us involvement in Latin America

Bringing the tradition of carnival to Brazil
-I think this is right cause I got this right on the test

Can you show the map?

Magma forms by partial melting of upper mantle and crust. partial melt means that only a fraction of the available material forms a melt, and that the remainder stays solid. the partial melt rises because of its lower density and ascends through he crust. this is so conclusive mean the answer would be magma igneous rocks or balistic magma.