Line (2) in the diagram reflects a situation where resource prices

A. decline as industry output expands.
B. increase as industry output expands.
C. rise and then decline as industry output expands.
D. remain constant as industry output expands.

ANSWER: D. remain constant as industry output expands.

Line 2 in the diagram reflects a situation where resource prices A decline as industry output expands B increase as industry output expands C rise and then decl class=