Draw a box around some part of texts

\fbox{
\begin{minipage}{0.95\textwidth}
\ul{Part I: Instructions}
\begin{itemize}
\item Indicate whether each statement is true or false. Mark $\times$
in Part I of the provided answer sheet.
\item A correct answer gets +1 point, an incorrect answer gets -0.5
point, no answer gets 0 point.
\end{itemize}%
\end{minipage}%