In an attempt to identify ecologically friendly methods for controlling mosquito​ populations, researchers conducted field experiments in a certain country where aquatic nymphs of the dragonfly brachytron pretense were used against the larvae of mosquitoes. the researchers concluded that brachytron pretense can be used effectively as a​ strong, ecologically friendly control of mosquitoes and​ mosquito-borne diseases. complete parts​ (a) through​ (i).