Mexico's political structure differ from that of the united states because..
a. there exists three branches of government
b. the vice president does not serve under the president
c. there exists a multi-party electoral system
d. the president heads the government

Those who hope that land reform will end the problem of mass poverty and social inequality throughout middle and south america often cite as one of the causes of the problem. a. asian immigrants b. the indigenous population c. european systems of landholding d. the power of the roman catholic church