What do each of these sections in the color wheel represent?

A color wheel.

A. hue

B. tone

C. value

D. spectrum

A. Hue represents the pure color itself, such as red, blue, or yellow.

B. Tone represents the lightness or darkness of a color, achieved by adding white or black to the hue.

C. Value represents the relative lightness or darkness of a color, ranging from light to dark.

D. Spectrum typically refers to the full range of colors, often displayed in a circular form in the color wheel.