whiCh oF thE Following stAtEmEnts is mEntionED in thE pAssAgE
A．high DivorCE rAtE hAs mADE moDEm FAmiliEs smAllEr.
B．thErE is AlwAys A gEnErAtion gAp in moDEm FAmiliEs.
C．FAmiliEs will DiE out in thE FuturE.
D．sCiEnCE AnD inDustry hAvE Brought grEAt ChAngEs to FAmily liFE.