An organic compound contains carbon, hydrogen and oxygen. Its elemental analysis gave C, 38.71% and H, 9.67% . Th empirical formula of the compound would be :

Question

$\begin {array} {1 1} (1)\;CH_4O& \quad (2)\;CH_3O \\ (3)\;CH_2O & \quad (4)\;CHO \end {array}$