(Figure: Guns and Butter) Look at the Figure Guns and Butter.This

Essay

(Figure: Guns and Butter) Look at the figure Guns and Butter.This production possibility frontier is:
A.bowed out from the origin because of increasing opportunity
B.costs.bowed in toward the origin because of increasing
C.opportunity costs.bowed in toward the origin because of
D.constant costs of guns and butter.linear because of constant costs.