MCQ
Consider the above reaction sequence and identify the product $B$.


- ✓

- B

- C

- D








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$\begin{array}{*{20}{c}}
{\begin{array}{*{20}{c}}
{\,\,\,\,\,\,\,C{H_3}} \\
|
\end{array}} \\
{C{H_3} - C - C{H_3}} \\
| \\
H
\end{array}{\mkern 1mu} $ $\mathop {\xrightarrow{{C{H_3}OBr}}}\limits_{C{H_3}OH} $
$KMn{O_4} + {H_2}S{O_4} + {H_2}{O_4} \to {K_2}S{O_4} + MnS{O_4} + {O_2} + {H_2}O$