You are a customer who is multihomed to two different ISPs-one for primary and another for backup. Each ISP assigned you a different AS number. How should you implement your AS number?
A.
Use the AS number assigned by the primary ISP.
B.
Use the AS number assigned by the backup ISP.
C.
Use both AS numbers.
D.
Use the AS number assigned by one of the ISPs, then use AS number translation when connecting to the other ISP.
E.
Use the AS number assigned by one of the ISPs, then use AS-path prepending to prepend the other AS number when connecting to the other ISP.