\begin{document}
\begin{figure}[htbp]
\begin{subfigure}[t]{0.3\textwidth}
\includegraphics[width=\linewidth]{Images/1.png}
\caption{}
\end{subfigure}
\begin{subfigure}[t]{0.3\textwidth}
\includegraphics[width=\linewidth]{Images/2.png}
\caption{}
\end{subfigure}
\begin{subfigure}[t]{0.3\textwidth}
\includegraphics[width=\linewidth]{Images/3.png}
\caption{}
\end{subfigure}
\begin{subfigure}[t]{0.3\textwidth}
\includegraphics[width=\linewidth]{Images/4.png}
\caption{}
\end{subfigure}
\begin{subfigure}[t]{0.3\textwidth}
\includegraphics[width=\linewidth]{Images/5.png}
\caption{}
\end{subfigure}
\begin{subfigure}[t]{0.3\textwidth}
\includegraphics[width=\linewidth]{Images/6.png}
\caption{}
\end{subfigure}
\begin{subfigure}[t]{0.3\textwidth}
\includegraphics[width=\linewidth]{Images/7.png}
\caption{}
\end{subfigure}
\begin{subfigure}[t]{0.3\textwidth}
\includegraphics[width=\linewidth]{Images/8.png}
\caption{}
\end{subfigure}
\begin{subfigure}[t]{0.3\textwidth}
\includegraphics[width=\linewidth]{Images/9.png}
\caption{}
\end{subfigure}
\caption{Different type of scenarios}
\label{fig:scenarios}
\end{figure}
\end{document}