The relative molecular mass of an alcohol is $88$. Its percentage composition by mass is given as: C, $54.5\%$; H, $9.1\%$; O, $36.4\%$. Which row gives the empirical formula and molecular formula of this alcohol?
- Aempirical formula $\text{C}_2\text{H}_4\text{O}$, molecular formula $\text{C}_2\text{H}_4\text{O}$
- Bempirical formula $\text{C}_2\text{H}_4\text{O}$, molecular formula $\text{C}_4\text{H}_8\text{O}_2$
- Cempirical formula $\text{C}_4\text{H}_8\text{O}_2$, molecular formula $\text{C}_4\text{H}_8\text{O}_2$
- Dempirical formula $\text{C}_4\text{H}_8\text{O}_2$, molecular formula $\text{C}_2\text{H}_4\text{O}$