The correct answer is (C) Elaborate design; any complex design of interlaced geometric patterns; any ornamental object, such as a rug or mosaic, decorated with a representation of flowers, foliage, or fruit in intertwined patterns.

Arabesque comes from Italian arabesco (in Arabic style).

Examples of use:

• Arabesque is the name that I would apply to that particular mosaic.
• Several of the items for sale today are described as Arabesque.