The correct option is A Plasmodium
Protozoans are animal-like protists. There are different types of protozoans: amoeboid, flagellated, ciliated, sporozoans. All protozoans except sporozoans have locomotory organelle. For example, amoeboid protozoans such as Amoeba and Entamoeba histolytica has pseudopodia. Flagellated protozoans such as Euglena has flagella. Paramecium and Vorticella are ciliated protozoans and have cilia.
Sporozoans are parasites of animals such as Plasmodium. They show gliding movements.