Answer:
The correct answer is - option D.
Explanation:
Casts are the the molds that are made from plaster of paris layer on the bandages that are wrapped around a limb that has broken bone or meant not be move or keep it immobilized.
Plaster cast have various advantage and disadvantage, however the major advantage of the plaster cast is to provide better molding as it apply on the wrapped bandage over the limb and make it immobilized.
Thus, the correct answer is - option D.