A、BECAusE thE living ExpEnsEs For EACh inDiviDuAl FAmily ArE highEr.
B、BECAusE thEy BEliEvE pEoplE likE to livE in housEs with gArDEns.
C．BECAusE it involvEs highEr Cost CompArED with thE BuilDing oF housEs.
D．BECAusE thE DisposAl oF ruBBish rEmAins A proBlEm For thosE living in FlAts.