When assisting a conscious victim down a ladder, how can the rescuer maintain control of the victim's descent?
a) Keep a firm grip on the victim's waist or shoulders while descending together.
b) Instruct the victim to hold onto the ladder rungs tightly while the rescuer guides them from behind.
c) Have the victim wrap their arms around the rescuer's neck while descending together.
d) Secure a harness around the victim and attach it to the ladder for added safety during descent.