An economy operating inside its production possibilities curve (PPC) is most likely

1. Group of answer choices
2. a. Using (economic) resources inefficiently.
3.  
4. b. Being forced to give up the production of one good to get more of another good.
5.  
6. c. At full employment.
7.  
8. d. Facing a bowed-in curve.
9.  
10. e. Producing no capital goods.