U. s. government and politics (apex)

C. Providing funding for another country to stablish a clean water program.

Explanation:

Foreign policies are the ones one government carries out for matters that are outside its territory, they are meant to guarantee the interests of the nation, like for military, environmental, cultural or economic interests.

Option C.  Providing funding for another country to stablish a clean water program is an example of economic influence.

For option A. Setting an embassy is an example of diplomatic influence.

For option B. Providing weapons is an example of military influence.

For option D. Signing a treaty to help environment is an example of environment influence.

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