\begin{center}
\begin{tabular}{|c|c|}
\hline
\multicolumn{2}{|c|}{Estimated CPT for \textbf{B}} \\
\hline
\textbf{P(B=0)} & \textbf{P(B=1)} \\
\hline
\hline
0.068627 & 0.931373 \\
\hline
\end{tabular}
\end{center}
\begin{center}
\begin{tabular}{|c||c|c|}
\hline
\multicolumn{3}{|c|}{Estimated CPT for \textbf{G}} \\
\hline
\textbf{B} & \textbf{P(G=0)} & \textbf{P(G=1)} \\
\hline
\hline
\textbf{0} & 0.875 & 0.125 \\
\hline
\textbf{1} & 0.0625 & 0.9375 \\
\hline
\end{tabular}
\end{center}
\begin{center}
\begin{tabular}{|c||c|c|}
\hline
\multicolumn{3}{|c|}{Estimated CPT for \textbf{L}} \\
\hline
\textbf{M} & \textbf{P(L=0)} & \textbf{P(L=1)} \\
\hline
\hline
\textbf{0} & 0.727273 & 0.272727 \\
\hline
\textbf{1} & 0.033333 & 0.966667 \\
\hline
\end{tabular}
\end{center}
\begin{center}
\begin{tabular}{|c||c|c|}
\hline
\multicolumn{3}{|c|}{Estimated CPT for \textbf{M}} \\
\hline
\textbf{B} & \textbf{P(M=0)} & \textbf{P(M=1)} \\
\hline
\hline
\textbf{0} & 0.875 & 0.125 \\
\hline
\textbf{1} & 0.385417 & 0.614583 \\
\hline
\end{tabular}
\end{center}