What are chinampas?

a. artificial islands used for farming

b. crops grown by aztec farmers

c. birds sacred to the aztec people

d. walls built to hold back flood waters

Which type of market produces the highest level of output at the lowest price to consumers?

What role did natural resources play in african politics?

Which idea is central to democracy in the united states? everyone has an equal right to consumer goods. people should not compromise to settle differences. the minority has authority over the majority. freedom must be balanced with respect for the law.