A compound (X) has the molecular formula ` C_7 H_7O` . On treatment with ` Br_2` and ` KOH`. (X) gives an amine (Y) , (Y) gives carbylamine lest . (Y) upon diazotisation and couupling with phenol gives an azodye (Z ) .(X) is :
A. `C_(6)H_(5)CONH_(2)`
B. `C_(6)H_(5)CH_(2)NO`
C. `C_(6)H_(5)COONH_(4)`
D. All of these
