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Match the columns and select the correct option
\begin{tabular}{|l|l|c|l|}
\hline \multicolumn{2}{|c|}{ Column-I } & \multicolumn{2}{c|}{ Column-II } \\
\hline A. & Sere & p. & \( \begin{array}{l}\text { Specific position in } \\
\text { food chain }\end{array} \) \\
\hline B. & Ecosystem service & q. & \( \begin{array}{l}\text { Region of } \\
\text { succession }\end{array} \) \\
\hline C. & Standing state & r. & Nutrient cycle \\
\hline D. & Trophic level & s. & Amount of nutrients \\
\hline
\end{tabular}
(1) A-(s); B-(p); C-(r); D-(q)
(2) A-(q); B-(r); C-(s); D-(p)
(3) A-(r); B-(s); C-(q); D-(p)
(4) A-(q); B-(s); C-(p); D-(r)
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