The correct answer is D.. Roman art and architecture blended with elements of Eastern styles in Byzantine art and architecture..
Byzantine Empire was also known as the Eastern Roman Empire and incorporated many elements while adding new ones from eastern neighbors.
In the visual arts, shape is a flat, enclosed area of an artwork created through lines, textures, colours or an area enclosed by other shapes for example triangles circles and squares. Likewise, a form can refer to a three-dimensional composition or object within a three-dimensional composition.
The correct answer is areas because areas are columns I think hope it helps :)
Can you maybe upload a photo of the pieces