$\mathop {Ph - OH}\limits_{(A)} ,\,\,\,\,\mathop {Ph - C{H_2} - OH}\limits_{(B)} ,\,\,\,\,\mathop {Ph - C{O_2}H}\limits_{(C)} ,\,\,\,\mathop {Ph - C{H_2}-\mathop N\limits^ \oplus {H_3}}\limits_{(D)} $
$(i)$ બેન્ઝિન $(ii)$ ટોલ્યુઇન
$(iii)$ ક્લોરોબેન્ઝિન $(iv)$ ફિનોલ