$[4$ pts$]$ Let $U=\{a,b,c,d,e,f\},A=\{a,b,c,d\},$ and $B=\{b,e,d\}.$ Find $(\frac{A}{}B)!,(\frac{A}{}B),A^{{?}^{?}}B\text{'},$ and $\frac{A^{{?}^{?}}}{{?}_{?}}.$ Show your steps.

$[2$ pts$]$ State both of DeMorgan's Laws for Sets. Are the results of item $1$ consistent with DeMorgan's Laws for Sets? Explain.

$[2$ pts$]$ State both of DeMorgan's Laws for Logic. Explain, in your own words, how these laws correspond to DeMorgan's Laws for Sets.