When Performing an Open-Circuit Indirect Calorimetry Study,the Technologist Notices That

When performing an open-circuit indirect calorimetry study,the technologist notices that the RER is 0.65.What should the technologist do next?

A) Stop the test and ask the subject whether the subject has diabetes.
B) Stop the test because the subject obviously ate before the test.
C) Stop the test and recalibrate the instrument.
D) Instruct the subject to stop hyperventilating.