Among the non-infectious diseases,which of the following is the most common fatal disease in human beings?

Cancer cells are more easily damaged by radiation than normal cells because they have:

What is $c-onc$?

In this type of cancer,the number of immature white blood cells increases:

Neoplasm originates in different types of cancers and spreads as masses of cells into other healthy tissues,which is untrue for . . . . . . .

Assertion $A$: Interferons are used in the treatment of cancer.
Reason $R$: Interferons protect cells from viral infection.
Which option is correct for Assertion $A$ and Reason $R$?