Question 2
(Multiple Choice)
A 22-year-old patient with dyspnea performs three spirometry trials. 
The pulmonary function technologist should do which of the following?
A) Report the values from Trial 3.
B) Report the largest sum of FVC and FEV1.
C) Average the data from Trials 2 and 3.
D) Perform at least one more maneuver.
Answer
D