An ester $X$ has the structural formula $\text{CH}_3\text{CO}_2\text{CH(CH}_3)\text{CH}_2\text{CH}_3$. $X$ may be made by heating an alcohol $Y$ under reflux with ethanoic acid and an acid catalyst. What is the correct name of $Y$?
- Abutan-1-ol
- Bbutan-2-ol
- Cbutan-3-ol
- Dmethylpropan-2-ol