Why is corruption a social problem explain in points

How has immigration influence the food choices in many countries?

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.

Economic growth in the united states does not affect the economies of other countries. select the best answer from the choices provided t f