Using the CMYK color model， the color purple is produced by combining cyan and which other color？（）

A.To reduce wear and tear on rollers.
B.To provide resistance but still allow some slippage.
C.To limit the amount of movement by media.
D.To make it easier to replace rollers.

A.Developer unit
B.Scanner unit
C.Fuser unit
D.Laser unit

A.Media feed rollers
B.Cassette drawers
C.Fusing section
D.Device log data