The U. S. economie system is best described as one with (a) no role for government (h) the government controlling all (e) mostly free enterprise, but some role for government (d) pure competition in all industries

the answer would be E, mostly free enterprise, but some role for government

Explanation:

the U.S. system is a free market, but some boundaries are put in place to protect the people

the monroe doctrine is the best known u.s. policy toward the western hemisphere. buried in a routine annual message delivered to congress by president james monroe in december 1823, the doctrine warns european nations that the united states would not tolerate further colonization or puppet monarchs.