As the y in obtaining an energy source increases, the net energy ratio __________ and the price __________.
a. declines: declines
b. declines: increases
c. increases: declines
d. increases: increases
e. levels off : levels off
Answer: B
As the y in obtaining an energy source increases, the net energy ratio __________ and the price __________.
a. declines: declines
b. declines: increases
c. increases: declines
d. increases: increases
e. levels off : levels off