MCQ
Among the structures given , select the enantiomers


- A$I$ and $II$
- B$I$ and $III$
- ✓$II$ and $III$
- D$I, II$ and $III$

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$l$ $m$
$X + C{r_2}{O_3}\xrightarrow{\Delta }Y$ (Green coloured)
$X$ and $Y$ are