___________ is a measure of the “whiteness” of paper. These metho – McqOptions

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1.	___________ is a measure of the “whiteness” of paper. These methods are not applied to coloured papers that are characterized with the tests. The ___________ is the % of diffuse reflected light from a thick pad of paper to visible light.
A.	Pigment
B.	Colour
C.	Opacity
D.	Brightness
Answer» E.

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