If We Were to Apply the Most Recent Technique Used

If we were to apply the most recent technique used to fight potato late blight to the fight against the malarial infection of humans, then we would

A) increase the dosage of the least-expensive antimalarial drug administered to humans.
B) increase the dosage of the most common pesticide used to kill Anopheles mosquitoes.
C) introduce a predator of the malarial parasite into infected humans.
D) use a "cocktail" of at least three different pesticides against Anopheles mosquitoes.
E) insert genes from a Plasmodium-resistant strain of mosquito into Anopheles mosquitoes.