The nurse is to collect a urine culture specimen from a catheterized patient. Wh

The nurse is to collect a urine culture specimen from a catheterized patient. Which of the following statements describes the correct technique?
1. 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.
2. The nurse disconnects the catheter from the drainage tubing and allows 1-3 mL of urine to drain into a sterile specimen container.
3. 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.
4. A small volume of urine is emptied from the urine collection bag into a sterile specimen cup.