What is a property of a good color model for ordinal data?

Question

Options

• AUses a rainbow-like color map for distinction of categories
• BUses a rainbow-like color map for ease of display and printing
• CUses perceptually ordinal colors with just-noticeable increments
• DUses perceptually ordinal colors with linear, perceptual increments

• A
  8% (3)
• B
  3% (1)
• C
  16% (6)
• D
  73% (27)

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