Answer:
Cells are cancerous
Explanation:
Cancer is a disease which is caused by the continuous division of the cells without differentiation. The differentiation is the important process which determines the fate of the cell in the body that is it provides the function to the cell it has to perform.
In the given question, when the cells are dividing continuously and form a tumour even in the low condition therefore it can be concluded that the cells are cancerous or will be the cause of cancer.
Thus, Cells are cancerous is correct.