I’ll say a or c is the correct answer,
In my opinion i like billie:)
Large amounts of roman coins found in chang’an market are the artifacts that would be most useful for a historian trying to determine the volume of trade between europe and china along the silk roads. The physical characteristics of the roman coins and the distribution have already been acknowledge in very considerable detail and much attention has been paid for the relevance to economic history.
A severe drought that hit the Great Plains and lasted almost ten years
I believe it is letter D. sanctions
