<span>A. Impressionists used small, colorful brushstrokes that softly blur objects; Naturalists used blended and feathered colors made by using the wet-on-wet technique.
B. Impressionists blended colors on the paper for many lifelike color variations; Naturalists used brushstrokes of color next to one another that when viewed blend at a distance to create vibrant colors.
</span><span>
E.Impressionists used little detailing; Naturalists used fine, realistic detailing.</span>
Answer:
i think it is because he was the first white man to paint the Plains Indians on their native territory
and also because he traveled throughout north america just so he can document their lives on a canvas.