Table 3-3 Assume That Zimbabwe and Portugal Can Switch Between Producing Toothbrushes

Multiple Choice

Table 3-3
Assume that Zimbabwe and Portugal can switch between producing toothbrushes and producing hairbrushes at a constant rate.

-Refer to Table 3-3.Assume that Zimbabwe and Portugal each has 60 machine minutes available.Originally,each country divided its time equally between the production of toothbrushes and hairbrushes.Now,each country spends all its time producing the good in which it has a comparative advantage.As a result,the total output increased by

A) 4 toothbrushes and 2 hairbrushes.
B) 10 toothbrushes and 5 hairbrushes.
C) 16 toothbrushes and 8 hairbrushes.
D) 20 toothbrushes and 10 hairbrushes.