Write $IUPAC$ names of the following compounds and classify them into primary,secondary,and tertiary amines.
$(i)$ $(CH_3)_2CHNH_2$
$(ii)$ $CH_3(CH_2)_2NH_2$
$(iii)$ $CH_3NHCH(CH_3)_2$
$(iv)$ $(CH_3)_3CNH_2$
$(v)$ $C_6H_5NHCH_3$
$(vi)$ $(CH_3CH_2)_2NCH_3$
$(vii)$ $m-BrC_6H_4NH_2$

(A) $(i)$ $1-$Methylethanamine ($1^{\circ}$ amine)
$(ii)$ Propan$-1-$amine ($1^{\circ}$ amine)
$(iii)$ $N-$Methylpropan$-2-$amine ($2^{\circ}$ amine)
$(iv)$ $2-$Methylpropan$-2-$amine ($1^{\circ}$ amine)
$(v)$ $N-$Methylbenzenamine or $N-$methylaniline ($2^{\circ}$ amine)
$(vi)$ $N-$Ethyl$-N-$methylethanamine ($3^{\circ}$ amine)
$(vii)$ $3-$Bromobenzenamine or $3-$bromoaniline ($1^{\circ}$ amine)