Pls help me wit this quiestion (sorry i can't spell :/ )

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.

Which statement best explains “the culture of life” (plato) plz : ( a. it is the belief that all life is sacred and the implementation of policy in line with that vision b. it is the idea that human embryos should be used to find cures to medical conditions c. it is the belief that god created the world and that no one should a metal in affairs of life and death d. it is the belief that human beings have the right to determine when and how they should die

What aspect of the roaring twenties do you think changed society