$${\begin{array}{|c|c|c|c|c|c|c|l|}\hline\\
\textbf{}& \textbf{A}& \textbf{B}&\bf{C}& \bf{Q_1}& \bf{Q_2} & \textbf{Z} & \textbf{Comment}\\\hline
\text{After } 1^{st} \text{Cycle} &\text{X} &\text{X} &\text{X} &\text{X} &\text{X} &\text{X} \\\hline \text{After } 2^{nd} \text{Cycle}&0&0&\text{X}&0&\text{X} & \text{X}& \text{$Q_1$ is 0 making A and B 0}\\ \hline \text{After } 3^{rd} \text{Cycle}&\text{X} &\text{X} &1&1&1&1& \text{$Z$ is $1$ making $Q1$ and $Q2$ $1$,}\\&&&&&&&\text{Either $A$ or $B$ is $1$.} \\&&&&&&&\text{$Q1'$ of previous cycle is $1$.} \\ \hline
\end{array}}$$
The filling is done in reverse order. Here, none of the options match. So, something wrong somewhere.