This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Skin, Subject name: Pathology
Carcinoma with no or minimal metastasis? 
Select and explain. 
A. Squamous cell carcinoma, B. Basal cell carcinoma, C. Melanoma, D. Leydig's cell carcinoma
B: Basal cell carcinoma
Answer: B: Basal cell carcinoma 
Explanation: Ans. is 'b' i.e., Basal cell carcinoma "Basal cell carcinoma can be locally destructive, but only exceptional reports of cases with metastatic behavior exist in literature." - Atlas of Diagnostic Oncology p.452"BCCs are differentiated and usually superficial with minimal metastatic potential." - Pathology and Genetics of Tumors of the Urinary System and Male Genital Organs p.287