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: Pathology
Biphasic pattern on histology is seen in? 
Select and explain. 
A. Osteosarcoma, B. Osteoclastoma, C. Synovial cell sarcoma, D. Rhabdomyosarcoma
C: Synovial cell sarcoma
Answer: C: Synovial cell sarcoma 
Explanation: Synovial cell sarcoma can have dual lining of differentiation consisting of epithelial and spindle tumor cells.