what was the most important factor in determing a person's social class in the British Colonies job title, skin color, family wealth, or birth country

How does the principle of federalism affect the us government

Did the writers of the declaration of independence accomplish their goals (did we get our independence and the new government we wrote about)?

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.