According to the us constitution the government is made up of:
a) several unequal branches competing for power
b) congress and the lower branches it creates
c) the president and the legislation that he or she selects.
d) three equal branches with different powers

D. three equal branches with different powers

. political or economical policy that isolates a country from participating in international relationships. it has been suggested that the united states participates in isolationism because of its lack of involvement in particular wars or alliances.