11 10 Demand for Rice Supply of Rice Quantity of Rice 10 11 12 13 In the above graph, the quantity of rice supplied at price of $3 per ton is: O a. 3 O b. 7 O c. 5 O d.2 QUESTION 10 If Canada experiences increasing opportunity costs, its supply schedule of steel will be: O a. Horizontal O b. Vertical O c. Upward-sloping O d. Downward-sloping