How have Brazil’s natural resources led to the development of its primary sector activities?

A. Brazil’s plentiful resources allow it to be a leading producer of agricultural products.

B. Brazil’s natural resources allow it to manufacture many kinds of goods.

C. Brazil’s natural resources allow it to provide many types of services.

D. Brazil’s natural resources allow it to provide many types of knowledge-based services.

Ageologist is working in an area with exposed sedimentary rocks and finds a well exposed sequence of stratified rocks. as he works through a thick sequence of limestone, he sees abundant large clam fossils that produce an interlocking texture suggesting a reef, but within the limestone section these clams disappear and the overlying limestone is made up primarily of fragments of corals. he now moves 50 km away and finds limestones interbedded with shales, and the limestones contain the same clam fossils he had seen previously 50 km away. as he continues through this section, the rocks become entirely limestone, and the clams disappear again with coral fossils above forming a reef structure. he concludes