Which statement is correct about trunk ports?

Exhibit.

Referring to the exhibit, which configuration will force traffic to always use ae0.0 as long as it is active?

You are a service provider and have multiple customers in a building. You are installing a new switch that can host all of your customers.
However, you would like to ensure that one customer cannot see or broadcast to another customer. You would also like to have them use a common gateway IP address from the building.
What should be used to provide this access?

Which statement about configuring persistent MAC learning is correct?

Exhibit.
***Exhibit is Missing***
Referring to the exhibit, Router-1 is attempting to from an EBGP session with Router-2 However, BGP routers are never exchanged between Route 1 and Router-2.
What is the causing the problem?
What is causing the problem?