What are the 4 elements of environmental determinism

The blue segment below is a diameter of oo. what is the length of the radius of the circle?

How have ethnic groups shaped the population in central america and the caribbean? how has migration shaped the population in central america and the caribbean? how has small land areas shaped population in central america and the caribbean? how has a rapid population growth shaped the population in central america and the caribbean?

Acountry that is changing its economic focus from agriculture to industry has a economy. a. mixed b. command c. developing d. traditional (not d)