21、下列是一台第三层交换机的部分路由表，表中的路由信息完全正确的是( )。
选项：

A:

0162.105.153.0/24 110/2] via 162.105.254.8,00:23:00,Vlan2

0 E1162.105.144.0/25 1 10/30] via 162.105.253.249,00:23:00,Vlan253

C 162.105.239.0/25 1/0] via 202.112.41.6

C 162.105.125.128/26 1/0] via 202.112.7.1

S 162.105.157.0/24 is directly connected, Vlan 157

S 162.105.156.0/24 is directly connected, Vlan 30

B:

0162.105.153.0/24 110/2] via 162.105.254.8,00:23:00,Vlan 2

O E 1162.105.144.0/25 1 10/30] via 162.105.253.249,00:23:00,Vlan 253

C 162.105.157.0/24 is directly connected, Vlan 157

C 162.105.156.0/24 is directly connected, Vlan 30

S 162.105.239.0/25 1/0] via 202.112.41.6

S 162.105.125.128/26 1/0] via 202.112.7.1

C:

0 162.105.153.0/24 110/2] via 162.105.254.8,00:23:00, Vlan 2

O E1162.105.144.0/25 110/30] via 162.105.253.249,00:23:00, Vlan 253

C 162.105.157.0/24 is directly connected, Fast Ethernet 3/8

C 162.105.156.0/24 is directly connected, POS 3/0

S 162.105.239.0/25 1/0] via 202.112.41.6

S 162.105.125.128/26 1/0] via 202.112.7.1

D:

0 162.105.153.0/24 100/2] via 162.105.254.8,00:23:00,Vlan 2

O E1162.105.144.0/25 100/30] via 162.105.253.249,00:23:00,Vlan 253

C 162.105.157.0/24 Is directly connected, Vlan 157

C 162.105.156.0/24 is directly connected, Vlan 30

S 162.105.239.0/25 1/0] via 202.112.41.6

S 162.105.125.128/26 1/0] via 202.112.7.1