The correct answer is
C: Mosquitos. The company is involved in the fight against the Zika virus. A major effort in this regard is to release millions of sterile male Aedes aegypti mosquitos that will mate with the female Zika mosquitos, thus preventing the females from becoming pregnant and laying eggs. However, there was no good way to deliver these sterile mosquitos into the environment until Senecio developed a system of mass storage and safe release of millions of the sterile mosquitos from airplanes.