单项选择题

What is the best title for the passage

A．The Inherent Weaknesses of the Price System.
B．Credit Terms in Transactions.
C．Resource Allocation and the Public Sector.
D．The Complexities of the Price System.

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热门试题

单项选择题

the paragraph following this passage most likely discusses ______.

A．types of payment plans for service
B．unusual ways to advertise products
C．how certain elements of a price "package" influence its market value
D．theories about how products affect different levels of society

单项选择题

The author can’t remember his relatives clearly because ______.

A．he didn't live very long with them
B．he was fully occupied with observing nature
C．the family was extremely large
D．he was too young when he lived with them