Refer to the Exhibit.
All ISP networks shown in the exhibit contain many BGP speaking routers. You are in charge of ISP A. You must ensure that customer Y sends their traffic to you over the directly connected link but customer Y is not used for transit into your network. What do you do to accomplish this?
A.
Advertise routes to customer Y with a higher MED than routes advertised to customer X.
B.
Advertise routes to customer Y with the well-known no-advertise community.
C.
Advertise routes to customer Y with your AS number prepended four times.
D.
Advertise routes to customer Y with the well-known no-export community.