Which of the following methods is best practice for delivering access codes to the homeowner?

Which of the following methods is best practice for delivering access codes to the homeowner?

A.
Show them how to set their own codes and allow them to do this privately.

B.
Set the access code to something the customer will remember and tell them to write it down.

C.
Leave the code set to factory default and highlight the code in the manufacturer’s manual.

D.
Ask the customer what access code they would like and set it for them.