单项选择题

The best title for this selection is （）

A．The "Post Paid" Error
B．The Two Penny Blue
C．A Rare Stamp
D．How Mauritius Became Famous

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热门试题

单项选择题$ 16,800 is the collector's value of（）

A．the One Penny Orange-Red
B．a correctly printed'1847 stamp
C．the Two Penny Blue
D．both A and C

单项选择题A postage stamp's value to collectors is raised if （）

A．there are few others like it
B．there are no errors on the stamps
C．a mistake is made in the ,printing
D．both A and C