The vessel in the shape of an ostrich egg from the Royal Cemetery of Ur is particularly notable for its

A. use of gold, which was a material rarely used in the region.
B. reference to ostriches, a bird thought to have been unknown in ancient Ur.
C. fabrication by C. Leonard Wooley, the “discoverer” of the hoard.
D. inclusion of materials indicative of trade from multiple nations.

Answer: D