What allowed native americans in mexico to settle cities larger thsn those in areas to the north
a. the use of advanced engineering methods learned in asia
b. the development of cities that were built by an earlier civilization
c. the use of farming to feed a larger population
d. the requirement of their religion to have large cities

Two types of resources are natural and human. true or false

When was the us construction written

37. what was hitler's "final solution"? a) the construction of walled ghettos in polish cities to hold "undesirable" groups b) a plan to exterminate all jews living in regions controlled by the third reich c) a series of fake medical experiments on jews conducted on topics such as oxygen deprivation d) a plan to force all "undesirable" groups to become "useful members" of the third reich