I think its "b" but im not sure
It is called a Building: Because the suffix 'ing' is added to verbs to make noun forms. For instance a celebrity's following. Following describes the people who follow them in a noun form.Building is a noun form of a thing that exists as the result of the act of those who built it.
Answer:
1 {movement} D.
-Spain and Portugal took over in 1500; Africans were brought in; indigenous people. remain.
2 {location} A.
-Southern half of the western hemisphere.
3 {region} B.
- Rain forests, deserts, highlands, and mountains.
4 {place} C.
- Central and South America.