Which of the following is a complete set of redundant devices of the pass$-$logic gate shown in Fig. $5\mathrm{.}7$

$($a$)M1,M2,M19,M13,M14,M23.$

$($b$)$ M$5,$ M$6,$ M$25,$ M$13,$ M$14,$ M$15,$ M$27.$

$($c$)M3,M4,M21,M23.$

$($d$)$ M$3,$ M$4,$ M$17,$ Mi$8,$ M$5,$ M$6,$ M$7,$ M$8,$ M$15,$ M$16,$ M$23,$ M$24.$

$($e$)$ M$3,$ M$5,$ M$6,$ M$7,$ M$8,$ M$2$d$,$ M$13,$ M$14,$ M$15,$ M$16,$ M$23.$

$($f$)M19,M20,M11,M12,M15,M16.$