以下哪条命令可以被用来在PE上查看BGP VPNV4路由和BGP私网路由的信息
Adisplay bgp routing-table address-family vpnv4
Bdisplay bgp vpnv4 routing-table
Cdisplay bgp routing-table ipv4-family vpnv4
Ddisplay vpnv4 bgp routing-table
Adisplay bgp routing-table address-family vpnv4
Bdisplay bgp vpnv4 routing-table
Cdisplay bgp routing-table ipv4-family vpnv4
Ddisplay vpnv4 bgp routing-table