Answer :
Final answer:
In a throw bag operation during a river rescue, two rescuers should be tethered by a rope to maintain a secure connection between them.
Explanation:
In a throw bag operation during a river rescue, two rescuers should be tethered by a rope. The rope should be attached securely to both rescuers and held taut to maintain a connection between them. This ensures that the rescuers can work together effectively and that they can rely on each other for support during the rescue.