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: Forensic Medicine
Arsenic causes : 
Select and explain. 
A. Rain drop pigmentation, B. Basal cell Ca, C. Alopecia, D. All
A: Rain drop pigmentation
Answer: A: Rain drop pigmentation 
Explanation: A i.e. Rain drop pigmentation