It is possible for an economy to increase its production of computers and, at the same time, to increase its production of cars if the economy

Question

a. moves downward and to the right along its production possibilities frontier and the frontier is bowed outward.
b. moves upward and to the left along its production possibilities frontier and the frontier is bowed outward.
c. moves in either direction along its production possibilities frontier and the frontier is a straight line.
d. moves from a situation of inefficient production to a situation of efficient production