Why Does the Malaria Disease Persist in the Human Population

Why does the malaria disease persist in the human population?

A) Too few humans have died of malaria to end the disease.
B) Multiple phenotypes survive in a balanced polymorphism.
C) Malaria is a recessive disease and few humans are ever sick.
D) Humans are protected from the malaria parasite.
E) The disease is under stabilizing selection.