The Greater the Degree of Specialization in the Economy, the _____

The greater the degree of specialization in the economy, the _____

A) easier it is to discover a double coincidence of wants.
B) more feasible a barter system is.
C) less likely it is that monetary exchange will develop.
D) harder it is to negotiate an exchange rate between all pairs of goods.
E) more likely it is that individual consumers are self-sufficient.