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【单选题】
预算线表示()
A.
消费者对某种商品的需求量与商品的价格所有组合
B.
消费者偏好相同的两种商品的所有组合
C.
能给消费者带来相同的效用水平或满足程度的两种商品的所有组合
D.
消费者的全部收入所能够买到的两种商品的所有组合
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B.
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It is extremely important to develop tourism
B.
Building roads and hotels are essential
C.
Support facilities are highly necessary
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it is extremely important to develop tourism.
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Building roads and hotels is essential
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Support facilities are highly necessary
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A.
It is extremely important to develop tourism.
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C.
Support facilities are highly necessary.
D.
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