What action must you take on the isE to blacklist a wired device
选项：

A: Locate the switch through which the device is connected and push an ACl restricting all access by the device.
B: Issue a CoA request for the device's MAC address to each access switch in the network
C: Revoke the device's certificate so it is unable to authenticate to the network
D: Add the device's MAC address to a list of blacklisted devices