If `3-` hexanone is reacted with `NaBH_(4)` followed by hydrolysis with `D_(2)O` , the product will be `:`

Options

A. `CH_(3) CH_(2)CH(OH)CH_(2)CH_(2)CH_(3)`
B. `CH_(3)CH_(2)CH(OHCH_(2)CH_(2)CH_(3)`
C. `CH_(3)CH_(2)CH(OD)CH_(2)CH_(2)CH_(3)`
D. `CH_(3)CH_(2)CD(OD)CH_(2)CH_(2)CH_(3)`

Answer

3

Explanation

`H^(-)` from `NaBH_(4)` & `OD^(-)` from `D_(2)O` are added to '' `-overset(O)overset(||)C-` '' group