A hunDrED yEArs lAtEr, pEoplE lEArnED to usE somE kinD oF tEChnology At A FACtory, But ______.
A．thEsE trAining AnD tEChnology woulD lAst only A whilE
B．thEsE trAining AnD tEChnology woulD lAst All onE's liFE
C．thEsE trAining AnD tEChnology woulD lAst All onE's CArEEr
D．thEsE trAining AnD tEChnology wErE muCh morE DEvElopED thAn BEForE