I believe the answer is A. hope that helped
It offers a major leverage point for dealing
with the bombardment of the following historical information.
<span>The three basic economic systems are Market
Economy, Mixed Economy, and Planned Economy. Basically, an economic system refers
to the different systems of production, allocation of resources, exchanges, and
distribution of goods and services. This happens in almost all societies but differs
in the policies that are being implemented and followed.</span>
The use of terracing to grow crop, Hope This Helps.