Which statement is true of development in both Nigeria and Venezuela?

A. It has completed a transition to a free-market economy.

B. It benefits from the sale of a valuable resource.

C. Its wealth is based on agriculture.

D. It has developed a service economy.

Option C would be the correct answer as both benefits from the sale of a valuable resource, and that resource is oil. Nigeria and Venezuela are called petro-states, which means they are considered a major exporting countries for oil. They are even classified amongst the top ten countries which exports oil in the world.