A customer has made several trouble calls to the help desk and is very irate. The technician that receives the call has learned that the issue has not yet been resolved. The technician politely asks the customer to explain the issue, and learns that the problem needs to be escalated. Which of the following should the technician do once the problem has been escalated?
A. Communicate status with customer and ensure successful call transfer
B. Remain on the line until the issue is resolved
C. Inform the customer that the issue cannot be resolved at this level
D. Tell customer that patience will be needed