Question 2 A country can produce either 100 bushels of wheat or 150 units of textiles, as shown on the graph above. If an advance in technology affects only the production of textiles, what happens to the slope of the production possibilities curve and the opportunity cost of wheat? a. no change in slope, no change in opportunity cost of wheat b. decrease in slope, decrease in opportunity cost of wheat X c. increase in slope, increase in opportunity cost of wheat d. no change in slope, increase in opportunity cost of wheat e. decrease in slope, increase in opportunity cost of wheat