Which of the following physical processes directly formed the Andes Mountains? F. sea floor spreading
G. divergent tectonic plates
H. convergent tectonic plates
J. the upwelling of magma at the Mid-Atlantic ridge

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answer: a federal government has final authority on interstate/inter provincial  and international affairs, a confederation is one where the central/national government or authority is governing body what does not have final say over the same matters. hopefully this and i will try again if you don't like this answer : )

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answer; action;

answer; graduated cylinder;