\begin{tabular}{|c|l|c|c|} \hline \multicolumn{2}{|c|}{ Column I } & \multicolumn{2}{|c|}{\begin....
0\begin{tabular}{|c|l|c|c|}
\hline \multicolumn{2}{|c|}{ Column I } & \multicolumn{2}{|c|}{\begin{tabular}{r}
Column \\
II
\end{tabular}} \\
\hline \( \mathrm{P} \) & \begin{tabular}{l}
The lowest standard reduction \\
potential in the first transition \\
series for \( \mathrm{M}^{2+} / \mathrm{M} \) is
\end{tabular} & \( \mathrm{A} \) & \( \mathrm{Mn} \) \\
\hline \( \mathrm{Q} \) & \begin{tabular}{l}
Positive standard reduction \\
potential in the first transition \\
series for \( \mathrm{M}^{2+} / \mathrm{M} \) is
\end{tabular} & \( \mathrm{B} \) & \( \mathrm{Ti} \) \\
\hline \( \mathrm{R} \) & \begin{tabular}{l}
The stable higher oxidation \\
state for group 6 transition \\
elements
\end{tabular} & \( \mathrm{C} \) & \( \mathrm{Cu} \) \\
\hline \( \mathrm{S} \) & \begin{tabular}{l}
The only element which shows \\
the +7 oxidation state in the first \\
transition series
\end{tabular} & \( \mathrm{D} \) & \( \mathrm{W} \) \\
\hline
\end{tabular}
\begin{tabular}{lllll}
& P & Q & R & S \\
(A) & A & B & C & D \\
(B) & A & B & D & C \\
(C) & B & C & D & A \\
(D) & B & A & C & D
\end{tabular}
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