90 Price per pair (dollars) 75 Equilibrium 45 30 15 10 20 30 40 50 60 70 Quantity of tennis shoes (thousands of pairs per year) 80 90 100 Choose the correct answer (or answers) from the options below. If a Maximum Price/Price Ceiling of $30 was imposed Select one or more: a. there will be a Surplus of 60 b. the Price Ceiling is not effective c. there will be a Shortage of 60 d. the Price will settle at the equilibrium price