This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: New born infants, Subject name: Pediatrics
Common sites for mongolian spot are ___________ 
Select and explain. 
A. Face, B. Neck, C. Lumbosacral area, D. Leg
C: Lumbosacral area
Answer: C: Lumbosacral area 
Explanation: Mongolian spot: Grey blue pigmented macules over lumbosacral region. May be found in other areas like buttocks, posterior thighs, back etc. Benign Fades over months to years. More frequent in pigmented skin race. Associated with downs syndrome and GM1 gangliosidosis. Reference: GHAI Essential pediatrics, eighth edition