The theory of justice insisting that the benefits and burdens of society should be distributed through the fair workings of a free market and the exercise of liberty rights of noninterference isa. Utilitarian
b. Rawlsian
c. Libertarian
d. Egalitarian

The controlled use of fire by hominids: (a) limited the expansion of hominids into certain environments, such as dry grasslands. (b) decreased the amount of food energy available in the hominid diet. (c) contributed to geographical expansion and food production techniques in positive ways. (d) has been shown to contribute little to the digestive process of hominids.