问题详情

The author"s argument concerning the effect of the official sale of duplicate artifacts on illegal excavation is based on which of the following assumptions？
A．Prospective purchasers would prefer to buy authenticated artifacts.
B．The price of illegally excavated artifacts would rise.
C．Computers could be used to trace sold artifacts.
D．Money gained from selling authenticated artifacts could be used to investigate and prosecute illegal excavators.请帮忙给出正确答案和分析，谢谢！