How does a country's location and environment shape life in that county and how can we use that information to create perfect country

Researchers have found that it takes to view a mental image that is larger or covers more distance than a smaller or more compact one.

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.

What does one prolonged blast and one short blast mean?