For any two sets A and B, [B’ ∪ (B’ – A)]’ is equal to…….
Solution
\[ [B’ \cup (B’ – A)]’ \]
Using
\[ X – Y = X \cap Y’ \]
\[ = [B’ \cup (B’ \cap A’)]’ \]
Using absorption law,
\[ B’ \cup (B’ \cap A’) = B’ \]
Therefore,
\[ = (B’)’ \]
\[ = B \]
Answer
\[ \boxed{B} \]