$(A)\, CH_3CO_2H$ $(B)\, MeOCH_2CO_2H$
$(C)\,CF_2CO_2H$ $(D)\,$
$\begin{matrix}
C{{H}_{3}}CHCOOH\xrightarrow{\Delta }\,Product \\
|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\, \\
OH\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\, \\
\end{matrix}$
મેલેઇક એનહાઇડ્રાઇડ કોના દ્વારા તૈયાર કરી શકાય છે?