Historically, who was the first major American painter?

Winthrop Chandler

Explanation:

Winthrop Chandler: The First American Painter of American Landscapes.

hard bop is an extension of bebop that was kind of interrupted by the cool sounds of west coast jazz. it experienced its revival in the 1990’s.

i would say the answer is b. zigzag lines of the leaves. i believe this is the answer because zigzag lines go in different direction while the other options like: the vertical lines of the trees, the dotted lines on the road, and the curved lines of the park benches go in one direction.