Consider the following supply schedules for Andrew, Yuan, and Kevin, who are the only producers of coffee beans: Andrew Yuan Kevin Price per Pound Pounds of Coffee Beans Produced $20 8 24 12 $15 6 18 9 $10 4 12 6 $5 2 6 3 0 0 0 If the market equilibrium price is $15 per pound of coffee beans, then what is the market quantity supplied? Assume the market is perfectly competitive and in equilibrium. 0 pounds 11 pounds O 22 pounds O 33 pounds O 44 pounds