Present $8$x$4$ ROM memory content $($truth table$),$ which implements next Boolean functions. Variables x$,$ y$,$ z can be considered to be memory address lines and A$,$ B$,$ C$,$ D data lines. Considering now the ROM as a memory, specify the memory contents at addresses $1$ and $4.$

$(,,)=1,2,4,5$

A

$($

x

$,$

y

$,$

z

$)$

$=$

$$

$1$

$,$

$2$

$,$

$4$

$,$

$5$

$(,,)=0,1,6,7$

B

$($

x

$,$

y

$,$

z

$)$

$=$

$$

$0$

$,$

$1$

$,$

$6$

$,$

$7$

$(,,)=2,6$

C

$($

x

$,$

y

$,$

z

$)$

$=$

$$

$2$

$,$

$6$

$(,,)=1,2,3,5,7$