Using the Punnet square, you find it is a 100% chance
Applying ice to a fire victim leads to tissue hypoxia and necrosis because it will change the skin's temperature too fast and may cause frostbite. The burn could have had removed a layer of skin, leaving the fragile tissue exposed which will be more sensitive to the ice.
The answer is D.
An endothermic reaction involves absorbing heat whereas an exothermic involves releasing heat.