What are the duties of a personal assistant?

Select the word from the list that best fits the definition a city-state in ethiopia

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.

All of these are describing which georgia company