\begin{array}{|l|c|c|c|c|}
\hline Solution & W & \(X\) & \(Y\) & \(Z\) \\
\hline \(P h\) & 8 & 12 & 4 & 2 \\
\hline
\end{array}
From the table, which of the solutions W, C, Y and \(Z\) will liberate carbon (IV) oxide from a trioxocarbonate (IV) salt?