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 driverB Bad fuser; place service call to printer
题目
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.