单项选择题
Which of the following is true in terms of the time order?
A、Shell money, Banliang coin, knife-shaped coin, Wuzhu coin, Kaiyuan Tongbao coin
B、Shell money, spade-shaped coin, Banliang coin, Wuzhu coin, Kaiyuan Tongbao coin
C、Shell money, knife-shaped coin, Wuzhu coin, Kaiyuan Tongbao coin, Banliang coin
D、knife-shaped co