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.