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: Anatomy
Structures derived from the neural crest are? 
Select and explain. 
A. Pia, B. Dental papillae, C. Adrenal medulla, D. All of the above
D: All of the above
Answer: D: All of the above 
Explanation: D i.e. All of the above