Who said this? “the heaven is a spherical shape, it moves as a sphere, the earth to is sensibly spherical in shape, when taken as a whole, in position in lies in the middle the heavens very much like it center”

Characteristics of what type of economic system are being described below? 1.economy in which some/all of the basic economic questions answered by central authority 2.trade generally limited to what is produced through the influence of the government a.command economies. b.market economies. c.traditional economies.