CWNA Wireless Network Administrator

Answer - B - WIPS can be used to mitigate the threat from a rogue access point.

Key Takeaway: A rogue access point is a wireless access point that has been installed on a secure company network without explicit authorization from a local network administrator. A wireless intrusion prevention system, or WIPS, is capable of mitigating attacks from rogue access points. A WIPS sensor can use layer 2 DoS attacks as a countermeasure against a rogue device.