Which of the following best describes the purpose of using lifecycle services for deploying anadvanced wireless solution？（）

• A、Create a more effective sales strategy for partners.
• B、Reinforce customer confidence in partners selling products.
• C、Provide a consistent， repeatable， and proven method to ensure the network solution that is deployed delivers upon the customer’s goals for reliability and availability.
• D、Maximize the number of services required to support advanced technologies.
• E、More clearly define the roles of account managers， systems engineers， and field engineers.