A nurse is observing a new nurse irrigate a client's wound. Which of the following actions should the nurse identify as an indication that the new nurse understands wound irrigation?

Cleanses the wound with povidone-iodine on cotton balls

Administers analgesia PO 20 min prior to irrigation

Warms the irrigation solution in the microwave prior to application

Irrigates the wound from the cleanest to the most contaminated area