140 120 100 80 (Kilograms) Fish 60 40 20 20 10 60 80 100 120 140 160 180 Grains (Klograms) What is the opportunity cost of one kilogram of grain? O a) one kilograms of fish b) 3/4 kilograms of fish O c) 1/2 kilograms of fish O d) 4/3 kilograms of fish140 120 100 80 (Kilograms) Fish 60 40 20 180 20 10 60 80 100 120 140 160 Grains (Klograms) What is the opportunity cost of one kilogram of Fish? O a) 3/4 kilogram of grain O b) one kilogram of grain O c) 4/3 kilogram of grain O d) 1/2 kilogram of grain