A.經(jīng)營服務(wù)型向福利服務(wù)型轉(zhuǎn)變 B.“小而全”向“大而全”轉(zhuǎn)變 C.福利服務(wù)型向經(jīng)營服務(wù)型轉(zhuǎn)變 D.“大而全”向“小而全”轉(zhuǎn)變