# Logic Gates – 4

4. For the circuit shown, F is given by :

(a) $\dpi{80} F=XYZ$
(b) $\dpi{80} F=\bar{X}\bar{Y}\bar{Z}$
(c) $\dpi{80} F=X+Y+Z$
(d) $\dpi{80} F=\bar{X}+\bar{Y}+\bar{Z}$