About 50 percent of the installed base of Cisco routers are reaching end of service or end of
life. As a result, about 4 million units are expected to be replaced. What are the four
strongest arguments to pre-empt competitive attacks? (Choose four.)

A.
price per unit

B.
service integration

C.
quality of Cisco software and support

D.
long investment cycles

E.
transparency of solutions

F.
ability to meet local service provider requirements?