What type of brushwork did john twachtman use that is characteristic of impressionism?

There’s a one story house everything’s purple , the sofa the walls everything what color is the stairs

I'm dead lol: a professor was traveling by boat. on his way he asked the sailor: “do you know biology, ecology, zoology, geography, physiology? the sailor said no to all his questions. professor: what the hell do you know on earth. you will die of illiteracy. after a while the boat started sinking. the sailor asked the professor, do you know swiminology & escapology from sharkology? the professor said no. sailor: “well, sharkology & crocodilogy will eat your assology, headology & you will dieology because of your mouthology.

Northern renaissance artists focused on the? a. underlying musculature b. structure and perspective c. panels d. appearance of the subject only answer if you are 100% sure your answer is correct!