$H - \mathop {\mathop {\mathop {\mathop {C - \,}\limits^{|\,\,\,\,\,} }\limits^{H\,\,} }\limits_{|\,\,\,\,} }\limits_{Br\,\,} \mathop {\mathop {\mathop {\mathop {C - \,}\limits^{|\,\,\,\,\,} }\limits^{H\,\,\,\,} }\limits_{|\,\,\,\,} }\limits_{OH\,\,} C{H_3}$

8-2.Organic Chemistry : IsomerismMedium

Which one of the following contains asymmetric carbon atom

[IIT 1989]

A
$H - \mathop {\;\mathop {\mathop {\mathop {C - \,}\limits^{|\,\,\,\,\,} }\limits^{Cl\,\,} }\limits_{|\,\,\,\,} }\limits_{H\,\,} \mathop {\mathop {\mathop {\mathop {C - \,}\limits^{|\,\,\,\,\,} }\limits^{Br\,\,} }\limits_{|\,\,\,\,} }\limits_{H\,\,} H$
B
$H - \mathop {\mathop {\mathop {\mathop {C - \,}\limits^{|\,\,\,\,\,} }\limits^{H\,\,\,} }\limits_{|\,\,\,\,} }\limits_{H\,\,} \mathop {\mathop {\mathop {\mathop {C - \,}\limits^{|\,\,\,\,\,} }\limits^{Cl\,\,} }\limits_{|\,\,\,\,} }\limits_{H\,\,} Cl$
C
$H - \mathop {\mathop {\mathop {\mathop {C - \,}\limits^{|\,\,\,\,\,} }\limits^{H\,\,} }\limits_{|\,\,\,\,} }\limits_{H\,\,} \mathop {\mathop {\mathop {\mathop {C - \,}\limits^{|\,\,\,\,\,} }\limits^{H\,\,} }\limits_{|\,\,\,\,} }\limits_{H\,\,} H$
D
$H - \mathop {\mathop {\mathop {\mathop {C - \,}\limits^{|\,\,\,\,\,} }\limits^{H\,\,} }\limits_{|\,\,\,\,} }\limits_{Br\,\,} \mathop {\mathop {\mathop {\mathop {C - \,}\limits^{|\,\,\,\,\,} }\limits^{H\,\,\,\,} }\limits_{|\,\,\,\,} }\limits_{OH\,\,} C{H_3}$