True or False: In a flat key signature, you go to the last flat and count up
four steps to find "Do".

True

Explanation: For sure true

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.