QUICK ANSWER PLEASE

In which of the following are the capitalized words used correctly?
A. “A good novel tells us the truth about ITS hero; but a bad novel tells us the truth about ITS author.”

B. “A good novel tells us the truth about IT’S hero; but a bad novel tells us the truth about IT’S author.”

C. “A good novel tells us the truth about IT’S hero; but a bad novel tells us the truth about ITS author.”

D. A good novel tells us the truth about ITS hero; but a bad novel tells us the truth about IT’S author.”