以下哪条命令可以用来在PE上查看BGP VPNv4路由和BGP私网路由的信息?
Adisplay bgp vpnv4 all routing-table
Bdisplay bgp routing-table address-family vpnv4
Cdisplay vpnv4 bgp routing-table
Ddisplay bgp routing-table ipv4-family vpnv4
Adisplay bgp vpnv4 all routing-table
Bdisplay bgp routing-table address-family vpnv4
Cdisplay vpnv4 bgp routing-table
Ddisplay bgp routing-table ipv4-family vpnv4