The Health Care Provider Writes an Order for Bacteriologic Testing

The health care provider writes an order for bacteriologic testing for a patient who has a positive tuberculosis skin test. Which action will the nurse take?

A) Repeat the tuberculin skin testing.
B) Teach about the reason for the blood tests.
C) Obtain consecutive sputum specimens from the patient for 3 days.
D) Instruct the patient to expectorate three specimens as soon as possible.