Why Have Researchers Focused on a Particular Species of Jellyfish

Why have researchers focused on a particular species of jellyfish when studying malaria?

A) The jellyfish stings have been discovered to treat malaria symptoms.
B) A glowing gene of the jellyfish can be used as a marker to sterilize mosquitoes that transmit malaria.
C) A glowing gene of the jellyfish can be used to make malaria-carrying mosquitoes glow in the dark.
D) A gene of the jellyfish can produce a protein that essentially kills off the malaria virus.
E) The jellyfish skin coating is an effective malaria mosquito repellant when applied to a mosquito net.