Van Gogh expressed his ideas about color in order to show the emotion in the letters to his brother.
Option A is correct.
Who was Van Gogh?
Van Gogh was an artist which hasn't been much famous due to his struggling life and his poverty conditions.
Van Gogh used the colors from his color palette to express the emotions in his paintings and artworks. While writing the letters to his brother, he used the color to show his feelings being one of his way to express the artistic ideas.
Therefore, the correct option is option A.
Learn more about Van Gogh in the related link:
https://brainly.com/question/1448109
#SPJ2
