If there were 40 beetles in a garden measuring 5 square meters, the population density of the beetles is what?

Federalism began to spread super soon after

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 action would the president's political party most likely take to resolve this issue