The Nurse Is to Collect a Urine Culture Specimen from a Catheterized

The nurse is to collect a urine culture specimen from a catheterized patient. Which of the following statements describes the correct technique?

A) With a sterile syringe, the nurse aspirates several mL of urine from the sampling port after swabbing it with alcohol.A small volume of urine is emptied from the urine collection bag into a sterile specimen cup.
B) The nurse disconnects the catheter from the drainage tubing and allows 1-3 mL of urine to drain into a sterile specimen container.
C) With a sterile syringe and needle, the nurse aspirates 50 mL of urine from the catheter above where it is connected to the drainage tubing.
D) A small volume of urine is emptied from the urine collection bag into a sterile specimen cup.