The correct option is D Poly propylene
polypropylene, a synthetic resin built up by the polymerization of polymerization of propylene. Polypropylene is moulded or extruded into many plastic products in which toughness, flexibility, lightweight, and heat resistance are required.
Polypropylene can be manufactured to a high degree of purity to be used for the semiconductor industry and automobile industry so it is also used in making automobile battery casing.
Thus Option D is correct.