When implementing self-registration for guest/BYOD devices, what happens when an employee tries to connect four devices to the network at the same time?

When implementing self-registration for guest/BYOD devices, what happens when an employee tries to connect four devices to the network at the same time?

A. The last device is removed and the newly added device is updated as active device. B. The registration is allowed, but only one device is connected at any given time. C. All devices are allowed on the network simultaneously. D. Purge time dictates how long a device is registered to the portal.