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
In an ablated animal, myeloid series cells are injected. Which of following is seen after incubation period - 
Select and explain. 
A. RBC, B. Fibroblast, C. T lymphocytes, D. Hematopoietic stem cell
A: RBC
Answer: A: RBC 
Explanation: None