Production Possibilities Tables for Two Countries, North Cantina and South

Multiple Choice

Production possibilities tables for two countries, North Cantina and South Cantina: North Cantina
Production possibilities (alternatives)
South Cantina
Production possibilities (alternatives)
Refer to the above tables.If South Cantina is producing at production alternative D, the opportunity cost of the third unit of capital goods is:

A) 3 units of consumer goods.
B) 4 units of consumer goods.
C) 5 units of consumer goods.
D) 6 units of consumer goods.