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: Pharmacology
Levodopa can aggravate which of the following malignancy 
Select and explain. 
A. Squamous cell cancer, B. Pleomorphic adenoma, C. Basal cell carcinoma, D. Malignant melanoma
D: Malignant melanoma
Answer: D: Malignant melanoma 
Explanation: Dopamine is a preursor of melanin & hence L-Dopa should be used cautiously in cases of Malignant Melanoma.