If You Have an Overly Confident User on the Phone

Multiple Choice

 If you have an overly confident user on the phone, what is a good practice?

A) compliment the user's knowledge, insight, and experience
B) keep the conversation moving to place the user at a disadvantage
C) point out the customer's mistakes to shake their confidence
D) use technical jargon that matches or exceeds the customer's use of jargon