This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Tumors, Subject name: Ophthalmology
Most common site of distant metastasis in intraorbital malignant melanoma is - 
Select and explain. 
A. Brain, B. Lung, C. Liver, D. Lymph nodes
C: Liver
Answer: C: Liver 
Explanation: *Malignant melanoma mostly arise in uvea and uveal malignant is the most common primary intraocular tumor. *The Most common site for distant metastasis of uveal melanoma is liver. Ref: Clinical oncology p.786.