A.養(yǎng)老保險(xiǎn) B.醫(yī)療保險(xiǎn) C.生育保險(xiǎn) D.失業(yè)保險(xiǎn)
A.16-50 B.18-50 C.16-60 D.16-67
A.2 B.3 C.4 D.5