The general formula of a primary alcohol is:

Which of the following is a primary allylic alcohol?

The correct combination of names for isomeric alcohols with molecular formula $C_4H_{10}O$ is/are:
$A$. tert-butanol and $2$-methylpropan$-2$-ol
$B$. tert-butanol and $1,1$-dimethylethan$-1$-ol
$C$. $n$-butanol and butan$-1$-ol
$D$. isobutyl alcohol and $2$-methylpropan$-1$-ol

Alcohols with molecular formula $C_n H_{2n+2} O$ are isomeric with

Cresols are:

The common name of $Benzene-1, 2, 3-triol$ is