Liquefaction occurs when an earthquake’s violent movement suddenly a. causes friction along fault lines. b. produces a giant tidal wave. c. allows structures to absorb energy. d. turns loose soil into liquid mud.

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