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Which one of the following compounds will liberate $\mathrm{CO}_{2}$, when treated with $\mathrm{NaHCO}_{3}$ ?
  • A$\left({CH}_{3}\right)_{4} \stackrel{\oplus}{N} \stackrel{\ominus} {O} {H}$
  • B$\left(\mathrm{CH}_{3}\right)_{3} \stackrel{\oplus}{\mathrm{N}} HC\stackrel{\ominus}{l}$
  • C$\mathrm{CH}_{3} \mathrm{NH}_{2}$
  • D$\begin{array}{*{20}{c}} O\\ {||}\\ {{\rm{C}}{{\rm{H}}_3} - {\rm{C}} - {\rm{N}}{{\rm{H}}_2}} \end{array}$
JEE MAIN 2021, Medium
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