QUESTION S Exhibit 33-4 Country 1 Country 2 Good A Good B Good A Good B 200 0 75 160 20 60 15 120 40 45 30 80 60 30 45 40 80 15 60 0 100 0 75 Refer to Exhibit 33-4. The opportunity cost of one unit of good A is for country 1 and for country 2. O a. 20B; 15B O b. 2B; 1B O c. 1/2B, 1B O d. 40B; 15B