You come upon a casualty who has suffered a complete amputation about 6" below his knee during Care Under Fire. What should you do? a. Apply a tourniquet high and tight on the injured leg b. Apply a pressure bandage to the leg directly over the amputation c. Apply an improvised tourniquet to the leg, 2 to 3" above the wound d. Wrap the stump with a hemostatic dressing and cover with a pressure bandage