Answer:
a) Rogue access point
Step-by-step explanation:
Rogue access point also known as rogue AP is a wireless access point installed on a secure network infrastructure either by an employee or a malicious hacker but without explicit authorization from the local network administrator.
As a network engineer, if you find an unauthorized AP with a very strong signal near the middle of the 100-acre campus, you will need a Rogue access point kind of threat to report it to your boss.