In which scenario does this switch configuration apply?

Refer to the exhibit.

In which scenario does this switch configuration apply?
A . when allowing a hub with multiple clients connected
B . when passing IP phone authentication
C . when allowing multiple IP phones to be connected
D . when preventing users with hypervisor

Answer: A

Explanation:

https://www.linkedin.com/pulse/mac-authentication-bypass-priyanka-kumari#:~:text=Multi%2Dauthentication%20host%20mode%3A%20You,allows%20multiple %20source%20MAC%20addresses.