Carbolic acid is

Match the items in Column-$I$ with the appropriate items in Column-$II$.

Column-$I$	Column-$II$
$(A)$ One or more hydroxyl $(-OH)$ groups are directly attached to the carbon of an aliphatic system.	$(1)$ Water
$(B)$ $-OH$ group is directly attached to the carbon of an aromatic system.	$(2)$ Phenol
$(C)$ Alkyl or aryl group replaces the $H$ of the $-OH$ group of alcohol or phenol.	$(3)$ Ether
$(D)$ Hydrogen replaces the $-R$ group of alcohol.	$(4)$ Alcohol
	$(5)$ None

Which of the following compounds does $NOT$ contain a phenolic $-OH$ group?

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

Identify the source of Eugenol from the following.

The acid which contains both $-OH$ and $-COOH$ groups is