What type of artwork is this known as that was used in
the Roman Empire?
A. Barrel vaulting
B. Free standing statue
C. Painting
D. Stone relief

Many of the art forms and methods used by the Romans – such as high and low relief, free-standing sculpture, bronze casting, vase art, mosaic, cameo, coin art, fine jewelry and metalwork, funerary sculpture, perspective drawing, caricature, genre and portrait painting, landscape painting, architectural sculpture

Explanation:

answer; /// the only one thats make little sense is (c) fair credit billing act;