After Checking the Health Care Provider's Order for a Client's

After checking the health care provider's order for a client's wound irrigation,the nurse should:

A) prepare the sterile irrigation tray and dressing supplies and warm irrigating solution in a microwave
B) prepare the irrigating solution and flush from about 2 inches above the wound
C) prepare the sterile irrigation tray and dressing supplies and pour room-temperature solution into the sterile container
D) flush the wound with saline and then prepare to culture the wound before irrigating it