The object being referred to in this item is the medium. The answer is letter D. Some of the most common material used by the artists are oil paints, tempera, marbles, and bronze. This is the physical object used by the artists to convey their messages to audiences through the senses.
Barbara Hepworth was a British world-recognized sculptor. Her ideas was complex and multi-faceted and she used a wide range of physical materials for sculpting. In 1941 Barbara used line to plan her <span>her her three-dimensional artwork :</span> Drawing for 'Sculpture with Colour' (Forms with Colour)<span> .</span>