Final answer:
Option (C), For Cisco Wireless LAN Controllers, the correct answer is 4 static interfaces, including one management interface and up to three AP-manager interfaces, which are considered static for their dedicated purposes.
Step-by-step explanation:
The question asked is: How many static interfaces can a WLC have? WLC refers to Wireless LAN Controller, which is a crucial component in managing wireless network access points. The number of static interfaces a WLC can support varies by model and manufacturer. However, for Cisco wireless LAN controllers, which are commonly referenced in such questions, the correct answer would be option c) which is 4. A Cisco WLC typically supports one management interface and up to three AP-manager interfaces, these are considered static because their purpose does not change.