As a network administrator, you have been instructed to

单项选择题

As a network administrator, you have been instructed to prevent all traffic originating on the LAN from entering the R2 router. Which the following command would implement the access list on the interface of the R2 router?（）

A. access-list 101 in
B. access-list 101 out
C. ip access-group 101 in
D. ip access-group 101 out

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