Explanation:
the main finishing materials in modern construction include finishing mortars and concretes; natural and artificial masonry materials and items made from wood, glass, plastic, and metals in paints and varnishes
Answer:
Your answer should be D: Panels
Explanation:
A triptych is a work of art (usually a panel painting) that is divided into three sections, or three carved panels that are hinged together and can be folded. Hope this helped :)