Explain the essential role of arts in social, political and environmental changes ​

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.

hey

he was  an italian composer who wrote 39 operas, as well as some sacred music, songs, chamber music and piano pieces.

hope this and i wish you the best of luck! : )