Why would an administrator use a network security auditing tool to flood the switch MAC address table with fictitious MAC addresses?

Question:
Why would an administrator use a network security auditing tool to flood the switch MAC address table with fictitious MAC addresses?

• to determine which ports are not correctly configured to prevent MAC address flooding
• to determine when the CAM table size needs to be increased in order to prevent overflows
• to determine if the switch is forwarding the broadcast traffic correctly
• to determine which ports are functioning

Exam with this question: CCNA 2 (v5.0.3 + v6.0) Final Exam Answers