Problem
\begin{tabular}{|l|l|} \hline \multicolumn{2}{|l|}{ Observations } \\ \hline S \\ \hline A \\ \hline L & \\ \hline$T$ & \\ \hline \end{tabular}
Solution
Step 1 ：Insufficient information provided to answer the question.
Step 1 ：Insufficient information provided to answer the question.
