A) technological change has taken place.
B) society is learning to use its resources more efficiently.
C) the quantity of labor and capital have increased.
D) resources have become more highly specialized.
ANSWER:
D
A) technological change has taken place.
B) society is learning to use its resources more efficiently.
C) the quantity of labor and capital have increased.
D) resources have become more highly specialized.
ANSWER:
D