When making a choice to do more of one activity, the highest-valued other choice society does not make is called _______ , and it is measured _______ .
A) opportunity cost; in terms of the money it costs
B) increasing cost; in terms of the amount of money spent doing so
C) constant cost; by the slope of the production possibilities curve at that level
D) opportunity cost; by the slope of the production possibilities curve at that level
Ans: D) opportunity cost; by the slope of the production possibilities curve at that level
Economics