题目内容（请给出正确答案）

[主观题]

A network administrator is configuring ACLs on a cisco router,to allow traffic from hosts

on networks 192.168.146.0,192.168.147.0,192.168.148.0and192.168.149.0 only.Which two ACL statements when combined are the best for accomplishing the task？（）

A. access-list 10 permit ip 192.168.147.0 0.0.0.255.255

B. access-list 10 permit ip 192.168.149.0 0.0.0.255.255

C. access-list 10 permit ip 192.168.146.0 0.0.0.0.255

D. access-list 10 permit ip 192.168.146.0 0.0.0.1.255

E. access-list 10 permit ip 192.168.148.0 0.0.0.1.255

F. access-list 10 permit ip 192.168.146.0 255.255.255.0

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