nowADAys this spECiAlizED typE oF sErviCE AppEArED BECAusE ______.
A．Art AnD tEChnology DEvElopED quiCkly
B．thErE ArE so mAny joBs AvAilABlE
C．thErE ArE morE pEoplE out oF work thAn BEForE
D．thE joB history is ConsiDErED to BE A work oF Art