An operations manager compares the cost of upgrading their current system to the cost of implementing a fully-featured Cisco Unified Communications system. She objects that the upgrade may not be justifiable. Which two responses would most likely best answer to this objection? (Choose two.)

A.
Simply enabling the current system may not accomplish these business objectives.

B.
Seamlessly integrating your current PBX infrastructure with a full IP solution is the best way to stay ahead of the competition.

C.
The scalability of Cisco Unified Communications solutions will enable you to stay a step ahead of the competition.

D.
Accommodating unplanned growth and customer-driven changes can best be addressed with a distributed PBX solution.

E.
A Unified Communications solution will reduce more toll charges than an IP-enabled PBX.