The reagent(s) required for the following conversion are:

Options

1. A$\left(i\right){NaBH}_{4}$\left(ii\right)RaneyNi / {H}_{2}$\left(iii\right){H}_{3}{O}^{+}$
2. B$\left(i\right){LiAlH}_{4} ( ii ) {H}_{3}{O}^{+}$
3. C$\left(i\right){B}_{2}{H}_{6}$\left(ii\right)DIBAL - H$\left(iii\right){H}_{3}{O}^{+}$
4. D$\left(i\right){B}_{2}{H}_{6}$\left(ii\right){SnCl}_{2} / HCl$\left(iii\right){H}_{3}{O}^{+}$