wE know From thE pAssAgE thAt trAnsFormAtion rEsulting From sCiEnCE AnD tEChnology ______.
A．hAs Brought ABout mAny soCiAl AnD EConomiC proBlEms
B．hAs Brought ABout mAny unsolvABlE soCiAl AnD EConomiC proBlEms
C．hAs Brought ABout tEChnologiCAl proBlEms in thE EConomiC soCiEty
D．hAs Brought ABout mAny soCiAl AnD EConomiC proBlEms For us to solvE