This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Pathology
Which is not seen in virus-induced tumour cells? 
Select and explain. 
A. Loss of orientation, B. Loss of contact inhibition, C. Change in size of cells, D. Formation of micro tumour cells
C: Change in size of cells
Answer: C: Change in size of cells 
Explanation: (Refer: Robbins & Cotran's - Pathologic Basis of Disease, SAE, 1st edition, Vol I-pg no: 325-327)