A-A+
In 1847 most countries of the world were______
问题详情
In 1847 most countries of the world were______.
A．collecting valuable stamps
B．printing their own stamps
C．not yet using postage stamps
D．buying stamps from Mauritius请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：C
解析：文中提到，In 1847 an order for stamps was sent to a London printer—Mauritius was to become the fourth country in the world to is sue stamps．说明当时发行邮票的国家比较少。
