Answer: Amoebas of the Entamoeba group
Explanation:
Amoebiasis, also known amoebic dysentery, is an infection caused by any of the amoebae of the Entamoeba group. Symptoms are most common during infection by Entamoeba histolytica. Amoebiasis can be present with no, mild, or severe symptoms. Symptoms may include abdominal pain, diarrhea, or bloody diarrhea.
I believe the answer is C
I read something in my textbook about all living organisms have history of the same genetic info =D