Which two natural resources will be most affected as people try to meet the growing demand for food?

a land
b solar energy
c rock
d fresh water

Draw the farm's ppf for corn and beef. draw a point that shows an inefficient combination of corn and beef. label ita. draw a point that shows an unattainable combination of corn and beef. label itb. draw a point that shows an efficient combination of corn and beef. label itc.