American Revolution. a. Social Cause
b. Economical Cause
c. Political Cause
d. Intellectual Cause

C

Explanation:

hold on ill go look

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.