Suppose there are three people that can bake bread or making pies. The rst is Merrick whose opportunity cost of making pies is 1/2 a loaf of bread. Egg's opportunity cost is l loaf of bread per pie. Robert's opporunity cost is 2 loaves of bread per pie. The daily joint PPF is depicted below: Loaves of Bread 2? IE 10 14 2:1 29 Pies Which of the following is true about point A? O a. Merrick is making pies, Egg is making both pies and bread, Robert is making only bread. O b. Merrick is making only pies and Egg and Robert are making only bread O c. Robert is making only pies= Egg is making only pies and Merrick is making bread and pies Q d. Egg is making bread, Robert is making bread= Merrick is making both bread and pies