Which of the following operational conditions will occur to the diesel engine lube oil at extremely high temperature?（）<br>A:The oil oxidizes and forms carbon deposits<br>B:The viscosity increases<br>C:Engine oil consumption decreases<br>D:Lubricating qualities of the oil are enhanced

Which of the following operational conditions will occur to the diesel engine lube oil at extremely high temperature?（）
A:The oil oxidizes and forms carbon deposits
B:The viscosity increases
C:Engine oil consumption decreases
D:Lubricating qualities of the oil are enhanced

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