The nursing assistant (aide) put the bandage as an aid on the wound to help (aid) the nurse.
This help can help nurses to finish clinical tasks as soon as possible in the clinical organization.
Thus, the options (a), (d) and (c) are incorrect.
The nursing assistant (aide) put the bandage as an aid on the wound to help (aid) the nurse.
Therefore, the correct option is – b. aide, aid, aid.