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单选题
A user states that the laser printer is leaving a black line on all pages being printed. Which of thefollowing is the MOST likely cause and solution for this issue?()
A

Faulty driver; reinstall or update driver

B

Bad fuser; place service call to printer manufacturer.

C

Excess toner on drum; perform maintenance (e.g. clean drum surface).

D

Deteriorating rollers and worn brushes; replace rollers and brushes.


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