\begin{figure*}[t]
\centering
\begin{tcolorbox}[
  colback=gray!10, 
  colframe=black!70, 
  sharp corners,
  boxrule=0.8pt,
  title=Close-ended (Medicine),
  fonttitle=\bfseries,
  enhanced,
  before skip=10pt,
  after skip=10pt,
  left=6pt,
  right=6pt,
  top=6pt,
  bottom=6pt
]
\begin{minipage}[t]{0.55\textwidth}
\vspace{0pt}
\textbf{Question}

Given these images of the colon, with the mucosa appearing irregular and polypoid formations on macroscopic examination, and the histopathological study shown, the most likely diagnosis is: 

\vspace{6pt}

\textbf{Options}

\begin{itemize}
  \item \textbf{A. Chronic inflammatory bowel disease of the ulcerative colitis type.} 
  \item B. Parasitic infectious colitis. 
  \item C. Intestinal polyposis. 
  \item D. Intestinal lymphoma.
\end{itemize}

\vspace{6pt}

\end{minipage}%
\hfill
\begin{minipage}[t]{0.4\textwidth}
\vspace{0pt}
\includegraphics[width=\linewidth,keepaspectratio]{figures/Cuaderno_2022_MEDICINA_I_IMAGEN_14.png}
\end{minipage}
\end{tcolorbox}
\caption{Example of a close-ended question from the medicine exam, including the associated images and answer options, with the correct answer highlighted in bold.}\label{fig:close_example}
\end{figure*}