What is the likely cause of disease in a patient with a recent travel history to sub-Saharan Africa, episodes of fever and jaundice occurring every 48–72 hours, and a peripheral blood smear that ...

What is the likely cause of disease in a patient with a recent travel history to sub-Saharan Africa, episodes of fever and jaundice occurring every 48–72 hours, and a peripheral blood smear that reveals both anemia and the causative agent?

A. Plasmodium

B. Giardia lamblia