The nurse observes a nursing assistive personnel (NAP) enter the room of the client diagnosed with tuberculosis (TB) to provide morning care. Which observation, if made by the nurse, does not require an intervention?
1) The NAP wears a gown, gloves, and a mask before entering the room.
2) The NAP opens the windows to let fresh air in.
3) The NAP washes their hands before and after providing care.
4) The NAP uses disposable equipment and disposes of it properly after use.