When asking a new prospect discovery questions, it is important to determine whether the customer has any needs that would not be filled by existing IP telephony applications. Which two approaches would help you identify opportunities for new XML applications? (Choose two.)

A.
Determine if alerts are given via phone for low inventory, ship dates, or order receipts.

B.
Determine how emergency calls are handled by the organization.

C.
Determine how e-mail, voice, and fax messages are handled by the organization.

D.
Determine if there are scenarios in which immediate access to information is required.