Free points becuz i dont take this website seriously

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.

Recently, there has been pressure to loosen clean air standards. use economic arguments to support or oppose this proposed action.

Cattle are herbivores by nature and feeding herbivores a diet for carnivores may have triggered a protein reaction known as a prion causing mad cow disease