单项选择题

Another person argues that prices should be increased because of（）

A．the large number of surveys being carried out.
B．the improved services in shops.
C．the higher quality of food now being sol

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单项选择题

A．from
B．with
C．between

单项选择题

A．the reason for selling certain food.
B．the supply and demand of certain kinds of food.
C．the effect of price increases.

Another person argues that prices should be increased because of（） 您的浏览器不支持 audio 元素。