$(B)$ $\begin{matrix} C{{H}_{3}}-C{{H}_{2}}-CH-Cl \\ \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,| \\ \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,Cl \\ \end{matrix}$
$(C)$ $C{{H}_{3}}-C{{H}_{2}}-CHO$
$A.$ $CH _3 COOH$
$B.$ $F _3 C - COOH$
$C.$ $ClCH _2- COOH$
$D.$ $FCH _2- COOH$
$E.$ $BrCH _2- COOH$
નીચે આપેલા વિકલ્પોમાથી સાચો જવાબ પસંદ કરો.