A Client Is Scheduled for Pulmonary Function Tests (PFTs)in the Morning.The

A client is scheduled for pulmonary function tests (PFTs) in the morning.The nurse calls the client to teach about the procedure.Which statement by the client indicates a need for further teaching?

A) "I should not smoke for at least 6 hours before the test."
B) "PFTs can determine whether my lung problem has gotten worse."
C) "I should use my inhaler anytime during the test if I need it."
D) "If I get really short of breath, I'll tell the technician."