who usED to livE togEthEr in An ExtEnDED FAmily
A．thErE wErE two or morE BrothErs with thEir wivEs.
B．thErE wErE mAny rElAtivEs.
C．thErE wErE only grAnDpArEnts AnD ChilDrEn.
D．thErE wAs onE FAthEr, onE mothEr AnD thEir ChilDrEn.