Which problem will a country that tries to create a self-sufficient economy most likely experience?
A. The country will have to create a division of labor for all workers
within its borders.
B. The country will become too dependent on voluntary exchange
with other countries.
C. The country will reduce its opportunity costs for selling goods to
other countries.
D. The country will be less
efficient than if it specialized in a smaller
number of products.

D is right