Which of the following statements about the principle of duality is true? A.It is used to simplify the Boolean expressions. B. It is used to change the logical addition operator with logical...

Which of the following statements about the principle of duality is true?

A.It is used to simplify the Boolean expressions.

B. It is used to change the logical addition operator with logical complement operator.

C. It is used to derive the new theorems and statements without actually proving them.

D. None of the above