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: Skin
In a patch of vitiligo - 
Select and explain. 
A. Melanin synthesis is inhibited, B. Melanosomes are absent, C. Melanocytes are absent, D. Melanocytes are reduced
C: Melanocytes are absent
Answer: C: Melanocytes are absent 
Explanation: C. i.e. Melanocytes are absent