Which one of the following statements is $True$?

Ionic reactions with organic compounds proceed through:
$(A)$ Homolytic bond cleavage
$(B)$ Heterolytic bond cleavage
$(C)$ Free radical formation
$(D)$ Primary free radical
$(E)$ Secondary free radical
Choose the correct answer from the options given below:

Which of the following represent free radical substitution reaction $(FSR)$,electrophilic addition reaction $(EAR)$ and nucleophilic addition reaction $(NAR)$?
$I. CH_3-CH=CH_2 \xrightarrow{Cl_2/CCl_4} CH_3-CHCl-CH_2Cl$
$II. CH_3-CO-CH_3 \xrightarrow{HCN/OH^-} CH_3-C(OH)(CN)-CH_3$
$III. CH_3-CH_2-CH_3 \xrightarrow{Cl_2/h\nu} CH_3-CHCl-CH_3$

To which of the following four types does this reaction belong: $B^{-} + R - A \to B - R + A^{-}$?

The arenium ion which is not involved in the bromination of aniline is:

Match the reactions in Column-$(I)$ with the type of reaction mechanism in Column-$(II)$.

Column-$(I)$ (Reaction)	Column-$(II)$ (Type of Reaction)
$(A)$ $\text{Cyclohexene} + Br_2 \xrightarrow{\Delta, uv} \text{3-Bromocyclohexene}$	$(i)$ $\text{Nucleophilic substitution}$
$(B)$ $\text{4-Hydroxybenzyl alcohol} + HCl \xrightarrow{\Delta} \text{4-Hydroxybenzyl chloride}$	$(ii)$ $\text{Electrophilic addition}$
$(C)$ $\text{Cyclohexene} + Br_2 \xrightarrow{CCl_4} \text{1,2-Dibromocyclohexane}$	$(iii)$ $\text{Free radical substitution}$
$(D)$ $\text{Toluene} + Cl_2 \xrightarrow{Fe, \text{dark}} \text{o/p-Chlorotoluene}$	$(iv)$ $\text{Electrophilic aromatic substitution}$