6104 Question #55: Real Exam Question with Answer & Explanation

A customer plans to deploy a WLAN 8180 system on a corporate net work. They want to set up three different authentication methods and three portal pages for guest user access (Captive Portal. They also have five different employee networks which are isolated from each other) for the deployment. They want to block all guest traffic from the employee networks. The employee networks are using different subnet for security reasons. What is the minimum number of Mobility VLANs for this deployment?