Which civilization was responsible for building the structures described in this text?

some of the earthworks were large burial mounds, others served as platforms for structures such as temples, and still others served as defensive walls. mounds were usually cone-shaped, oval, or formed into the shape of an animal.
a) adena
b)inca
c)maya
d)olmec

changes in factors like average income and preferences can cause an entire demand curve to shift right or left. this causes a higher or lower quantity to be demanded at a given price. demand curves relate the prices and quantities demanded assuming no other factors change. it is important for consumers to know this information, because it is crucial for them to know what they can afford and can't afford. i hope this .

answer; criminal law;