%%Small modification to get \AMC@loc@none also on simple questions
%%A small macro \add@end to add the \AMC@loc@none (with the correct truth value) to every question
\def\add@end{%
	\ifAMCune@bonne\alafin\wrongchoice{\AMC@loc@none}\else%
      \ifAMC@postcorrect\alafin\wrongchoice{\AMC@loc@none}\else\alafin\correctchoice{\AMC@loc@none}\fi\fi}
%%I copy choices to redefine it later
\let\@ldchoices\choices
\let\end@ldchoices\endchoices
%%I redefine choices by adding add@end
\renewenvironment{choices}{%
\begin{@ldchoices}}
{\add@end\end{@ldchoices}}
%%I copy question to redefine it later
\let\@ldquestion\question
\let\end@ldquestion\endquestion
%%I redefine question setting \AMCune@bonne to false
\renewenvironment{question}{
\AMCune@bonnefalse
\begin{@ldquestion}}
{\end{@ldquestion}}
\makeatother