Each Venn diagram has sets $A,B,$ and the universal set $U.$

$($a$)$ Shade $A{B}^{\text{'}}.$

$($b$)$ Shade $(A{B}^{\text{'}}{)}^{\text{'}}.$

$($c$)$ Are the sets $A{B}^{\text{'}}$ and $(A{B}^{\text{'}}{)}^{\text{'}}$ equal?

Yes

No