Which one ofthe following is ‘true’

A

$$R\cap S=(R \cup S)-[(R-S)\cup(S-R)]$$

B

$$R\cup S=(R \cap S)-[(R-S)\cup(S-R)]$$

C

$$R\cap S=(R \cup S)-[(R-S)\cap(S-R)]$$

D

$$R\cap S=(R \cup S)\cup (R-S)$$