MCQ
$MeO$ The compound $(X)$ is


- A$C{H_3}COOH$
- B$BrC{H_2} - COOH$
- ✓${(C{H_3}CO)_2}O$
- D$CHO - COOH$


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$(a)$ isoleucine
$(b)$ cysteine
$(c)$ lysine
$(d)$ methionine
$(e)$ glutamic acid

$B\xleftarrow{{Pd + CaC{O_3}}}R - C \equiv C - R\xrightarrow{{liq.N{H_3} + Na}}A$
$A$ and $B$ are geometrical Isomers. Then
