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: Pathology
A 10 year old male child presents with pallor and h/o blood transfusion 2 months back. On investigation, Hb-4.5 gms, Total count-60,000,Platelet count-2 lakhs and CD 10+ve, CD 19+ve, CD 117 +ve, MPO +ve and CD 33 -ve. What is the most probable diagnosis? 
Select and explain. 
A. ALL, B. AML, C. Undifferentiated leukemia, D. Mixed phenotypic a/c leukemia
D: Mixed phenotypic a/c leukemia
Answer: D: Mixed phenotypic a/c leukemia 
Explanation: . Mixed phenotypic a/c leukemia