Which of the Following Defense Systems Would Most Likely Have

Which of the following defense systems would most likely have evolved in response to the leaves of a plant being preyed upon by aphids?

A) After the plant is chewed it produces a proteinase inhibitor that will destroy the digestive enzymes of the predator feeding upon it.The proteinase inhibitor will be produced throughout the entire plant in order to discourage predation in other areas of the plant.
B) After the plant is chewed it produces a proteinase inhibitor that will destroy the digestive enzymes of the predator feeding upon it.The proteinase inhibitor is produced at the site of injury in an attempt to stem the loss of phloem from the site of injury.
C) The leaves of various plants have evolved to resemble the eggs butterflies in an attempt to decrease the number of butterflies that lay eggs on them.
D) The plants produce tannins in the outer leaves in an attempt to discourage predation by insects.
E) All of the choices are correct.