Draw a production possibilities frontier showing increasing opportunity cost of

Draw a production possibilities frontier showing increasing opportunity cost of muffins in terms of cookies. (Draw your PPF on a piece of paper, take a picture with your phone, and upload the picture)
On your graph, please label the following points.
A: A point that is possible and efficient
B: A point that is possible but inefficient
C: A point that is not currently possible
D: On the graph, illustrate the effect of the discovery of a new, more efficient machine for producing flour, a resource needed to make both muffins and cookies, on this economy.