In which situation would it be unwise for a country to focus on specialization?

A.
Country A can produce textiles efficiently, but there is little global demand for textiles.

B.
Country B is able to grow and export food quickly, but lacks major industrial investments.

C.
Country C has large oil reserves and natural gas, but little farmable land.

D.
Country D is known fashionable clothes that are desired globally, but lacks natural resources.

C.

Country C has large oil reserves and natural gas, but little farmable land.