Which of the following is a true statement.

Question

$\begin{array}{1 1} \text{$RCOOH$ is more stable that $RCOO^-$ } \\ \text{$RCOO^- $ is more stable that $RCOOH$} \\ \text{$RCOOH$ and $RCOO^-$ do not show reasonating structures} \\\text{All of the above} \end{array} $