Which of the following explanations is true based upon the graph?
I. Lamb and mutton produce less protein per square meter than pig meat and poultry.
II. More land is needed for plants than combined beef to produce 100 grams of protein.
III . Meat production is less efficient than farming protein from fish and prawns.
A.) I only
B.) II only
C.) I and III only
D.) II and III only
