If the white reference plate of a color scanner is dirty or soiled, which of the following effects will
the technician notice when viewing the scanned image on a monitor?

A.
Brown lines, lead edge to trail edge, matching the width of the dirty area on the white reference
plate

B.
Black lines, perpendicular to the lead edge, matching the width of the dirty area on the white
reference plate

C.
Light lines, lead edge to trail edge, matching the width of the dirty area on the white reference
plate

D.
Light lines, parellel to the lead edge, matching the width of the dirty area on the white reference
plate