Answer:
The disease known as malaria is caused by protist
Step-by-step explanation:
Protozoan is the main cause of malaria, the parasite (Plasmodium spp) which are vectored by mosquito (Anopheles), World Health Organization ranked malaria has the disease that affects most population of the world especially in tropical coutries (Africa). Nigeria records the highest burden of the disease according to WHO report 2019