\begin{tikzpicture}
   \node[draw,align=center] (aia) at (0,0) {Protection\\contre\\AIA};
    \node[draw,align=center] (eq) at (6,0) {Imposer\\l'équité};
    \node[draw,align=center] (mia) at (12,0) {Protection\\contre\\MIA};

    \draw[olive] (aia) -- node[above] {Alignement} (eq);
    \draw[red] (mia) -- node[above] {Conflit} (eq);

    \pause
    \node[draw] (utility) at (6,-3) {Utilité};
    \draw[red] (mia) -- node[below] {~~~Conflit} (utility);
    \draw (aia) -- node [below] {?} (utility);
    \draw (eq) -- node [left] {?} (utility);
\end{tikzpicture}