How was the modern computer developed a) from the distribution of television news b) from enemy rivalries during world war 2 c) from medical technology to cure patients d) from hobbyist interested in research need answered asap

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.