A technician is working at a customer’s home and the client informs the technician that the
customer needs to leave for a short time. The customer tells the technician that the customer’s 10-year-old child will be home if the technician needs anything. The technician should tell the
customer that

A.
an adult must be at home while the technician is on-site.

B.
the technician is not responsible for anything while the customer is gone.

C.
the child must be in a different room while the customer is out.

D.
the customer should try to return within 10 minutes.