MCQ
Which of the following compounds gives the same carbocation on ionization ?


- A$1$ and $3$
- B$2$ and $4$
- ✓$1$ and $2$
- D$1$ and $4$

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$\begin{array}{*{20}{c}}
{{{\left( {{C_2}{H_5}} \right)}_2}NC{H_2}CH \cdot COOH} \\
{\,\,\,\,\,\,\,|} \\
{\,\,\,\,\,\,\,Cl}
\end{array}$
is :