D.Variation would be the correct answer here
The melanin in Chloe's hair is decreasing. Melanin is a substance in our hair, skin, and eyes that determines pigment. If Chloe has more melanin in her hair, her hair will be darker; if Chloe has less melanin in her hair, her hair will be lighter.
<u>Answer:</u>
Lines and shapes are a part of the visual elements which can be played with and used to create a mood or feeling in a composition.
Some of the other elements include the pattern, color, tone and texture. All these elements serve together as the construction blocks which are used by the artists to create artwork.
Lines are used to form drawings and different shapes are formed when these lines are used in certain lengths or angles. So the artist can play with these elements of art to create and express different moods, thus conveying different meanings.