A.客觀 B.事實(shí) C.主觀 D.非事實(shí)
A.商業(yè)經(jīng)濟(jì)B.郵電經(jīng)濟(jì)C.知識(shí)經(jīng)濟(jì)D.服務(wù)業(yè)經(jīng)濟(jì)