Table 3-5 Assume That England and Spain Can Switch Between Producing Cheese

Multiple Choice

Table 3-5
Assume that England and Spain can switch between producing cheese and producing bread at a constant rate.
-Refer to Table 3-5. Assume that England and Spain each has 40 labor hours available. Originally, each country divided its time equally between the production of cheese and bread. Now, each country spends all its time producing the good in which it has a comparative advantage. As a result, the total output of cheese increased by

A) 15.
B) 20.
C) 25.
D) 40.