$(8$ points$)$

$($a$)$ Complete the following timing diagram for a positive$-$edge$-$triggered T flip$-$flop. $($Assume $0$ initial condition if necessary. And assume negligible propagation delay through the logic gates.$)(4$ points$)$

$($b$)$ Complete the following timing diagram for a negative$-$edge$-$triggered master$-$slave D flipflop. $($Assume $0$ initial condition if necessary. And assume negligible propagation delay through the logic gates.$)(4$ points$)$