The purpose for artists being driven to create art for many different reasons seems to for an aesthetic purpose. This looked to be the purpose of Edvard Munch when he created his masterpiece in 1893, named the Starry Night. The subject of this work is the division of the water, earth, and sky but rejoins in a huge unity.
False. Usually in music there is a time signature at the beginning of the piece, telling you how many beats should be in each measure and therefore how many should be in the bar.