This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Unknown
A 23-year-old male presented with abdominal pain and bloody diarrhea of one-week duration. The following rectal mucosa biopsy is diagnostic of infection with - 
Select and explain. 
A. Giardiasis, B. Amoebiasis, C. Enterobius, D. Severe bacterial infection
B: Amoebiasis
Answer: B: Amoebiasis 
Explanation: Ans-B Source of the image- Image Description- Close up of trophozoites of E. histolytica showing the nuclear appearance and erythrophagocytosis.