After months of negotiations and several proposals， the customer indicates that they may be ready to purchase a pSeries system.  Rather than quickly ordering the last configuration proposed， what is the most appropriate next step for a pSeries technical specialist to improve the chance of a successful project？（）

• A、Obtain buy-in and feedback from the customer.
• B、First ask the client executive if financing has been arranged.
• C、Plan the installation and rollout schedule before ordering.
• D、Confirm that any additional requirements are handled by others.