Compare the features of the Cisco PIN architecture and Cisco validated Designs. Which two of the following statements are making sense?（） (Choose two.)

A. Cisco validated Designs can be implemented quickly without customer input.
B. Cisco is focusing on the PIN architecture as a means to driving integrated networks.
C. The Cisco PIN architecture is a critical mechanism for supporting integrated markets because it can be implemented quickly.
D. The Cisco validated Designs program provides critical mechanisms for supporting integrated markets because the mechanisms can be implemented quickly.