Question

Which is true ?

• A. $A \cap\phi=A$
• B. $A \cap\phi=\phi$
• C. $A \cap\phi=U$
• D. $A \cap\phi=A'$

Answer 1

Answer: (B)

$A \cap\phi=\phi$

Answer 2

Answer (b) $A \cap\phi=\phi$