Answer:
Thanks for the easy points
In photography, composition is the way of how elements are arranged to create the best shot. A good composition contributes to a nice photography. One example is street photography. In the streets, you can't control objects based on how you want them to be positioned. Instead, you anticipate for the objects to move in the exact spot on where you wanted them to be.
Answer:
Because artwork can convey elements of an idea or culture in a way nothing else can. Universal artistic elements are consistent across cultures and these can explain things in a way similar to language.