单项选择题

Which is NOT one of the main keys to recycling as mentioned in the passage

A．Government regulation of waste.
B．A more informed public,
C．Better technology.
D．More demand for recycled materials.
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What is the vehicle’s mileage
A．55,000 miles.
B．65,000 miles.
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What is the problem with the minivan’ s door
A．It has several scratches in it.
B．It will not open properly.
C．It is missing the door handle.
D．It has no seats covers.
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