Which of the following inventions helped to speed up the publishing process in the 1970s? A. color printers
B. spell-check
C. automated printing presses
D. computer-based copy machines

White: titanium white.black: mars black.red: primary magenta, quinacridone red or alizarin crimson, cadmium red light.yellow: primary yellow, diarylide yellow, yellow ochre.blue: primary cyan, ultramarine blue, phthalocyanine blue.orange: pyrrole orange or cadmium orange.green: permanent green.

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