\begin{table}[htbp]

\centering

\caption{Schedule}

\begin{tabular}{|c|c|}

\hline

\textbf{Time} & \textbf{Task} \\

\hline

10:00 AM & Review project requirements \\

\hline

11:00 AM & Develop prototype \\

\hline

1:00 PM & Conduct data analysis \\

\hline

3:00 PM & Prepare presentation \\

\hline

\end{tabular}

\label{tab:schedule}

\end{table}

\begin{tabular}{ |p{3cm}||p{3cm}|p{3cm}|p{3cm}|  }

 \hline

 \multicolumn{4}{|c|}{Country List} \\

 \hline

 Country Name     or Area Name& ISO ALPHA 2 Code &ISO ALPHA 3 Code&ISO numeric Code\\

 \hline

 Afghanistan   & AF    &AFG&   004\\

 Aland Islands&   AX  & ALA   &248\\

 Albania &AL & ALB&  008\\

 Algeria    &DZ & DZA&  012\\

 American Samoa&   AS  & ASM&016\\

 Andorra& AD  & AND   &020\\

 Angola& AO  & AGO&024\\

 \hline

\end{tabular}

​