This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Skin Lesions And Disorders Of Pigmentation, Subject name: Skin
A child presents with this hyperpigmented patch over the back since birth. The level of melanin in this patch on biopsy is likely to be- 
Select and explain. 
A. Epidermal, B. Dermoepidermal junction, C. Superficial dermis, D. Deep dermis
D: Deep dermis
Answer: D: Deep dermis 
Explanation: Ans. D. Deep dermisDeep dermis. Notice the bluish color which is s/o deep dermal melanin. The lesion is actually a Mongolian spot.