Answer:
A) Characterizing soil color
Step-by-step explanation:
Munsell color chart is a color indicating system that utilizes three properties of color, namely; hue, value and chroma.
It is also used to characterize soil by the help of Munsell soil color chart.
Soil color is produced by the minerals present and by the organic matter content. Yellow or red soil indicates the presence of oxidized ferric iron oxides. Dark brown or black color in soil indicates that the soil has a high organic matter content. Wet soil will appear darker than dry soil.
A sample munsell soil color chart is provided in attachment.