The artist decides, because whatever they want can be art
Answer:
twining, and wicker. I only listed two because you only asked for two but there are actually four. If you want/need to know the other two, let me know.
Explanation:
Humanities, it best fits. Humanity is the study of human culture, such as literature, philosophy, and history.
Shapes that suggest forms found in nature are called Organic Shapes.