In each room the color of the curtains match color of windows

cool if you are decorating you should make the colors soft and like a strong color with it

Explanation:

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.