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
Which of the following is a nutritional deficiency anemia? 
Select and explain. 
A. Aplastic anemia, B. Sickle cell anemia, C. Megaloblastic anemia, D. Hemolytic anemia
C: Megaloblastic anemia
Answer: C: Megaloblastic anemia 
Explanation: None