A、whEn pEoplE ConsiDEr mArriAgE An importAnt pArt oF thEir livEs.
B．whEn thE Costs oF gEtting A DivorCE BEComE unAFForDABlE.
C．whEn thE CurrEnt mArriAgE lAw is moDiFiE
D、
D、whEn husBAnD AnD wiFE unDErstAnD EACh othEr BEttEr.