The structure of the product will be:

Identify $C$ in the following reaction sequence:
$Cyclohexanone$ $\xrightarrow[\text{Alkaline medium}]{HCN} A$ $\xrightarrow{LiAlH_4} B$ $\xrightarrow{NaNO_2/HCl} C$

The end product $(C)$ is

Match List-$I$ with List-$II$.

List-$I$ (Mixture of Compounds)	List-$II$ (Reagent used to distinguish)
$A$. Diethyl amine + Ethyl amine	$I$. Bromine water
$B$. Acetaldehyde + Acetone	$II$. $CHCl_3 + KOH, \Delta$
$C$. Ethanol + Phenol	$III$. Neutral $FeCl_3$
$D$. Benzoic acid + Cinnamic acid	$IV$. Ammonical silver nitrate

The product $(A)$ of the given reaction is:

Give a plausible explanation for each of the following:
$(i)$ Why are amines less acidic than alcohols of comparable molecular masses?
$(ii)$ Why do primary amines have higher boiling points than tertiary amines?
$(iii)$ Why are aliphatic amines stronger bases than aromatic amines?