True or false? Explain your answer.

a. An increase in the amount of resources available to Boeing for use in producing Dreamliners and small jets does not change its production possibility frontier.

b. A technological change that allows Boeing to build more small jets for any amount of Dreamliners built results in a change in its production possibility frontier.

c. The production possibility frontier is useful because it illustrates how much of one good an economy must give up to get more of another good regardless of whether resources are being used efficiently.