The corn crop in an area is prone to infestation by larvae from moths that feed on the cornstalks and ears of corn. the techniques used by two farmers to protect the corn crop are described below. technique a: sprayed his corn crop with an insecticide. the insecticide is known to kill bees and moth larvae. technique b: used a genetically modified variety of corn. the plant produces an insecticide which selectively kills the moth larvae as it feeds on the corn. which technique is likely to be more advantageous?