Which are movement was politically active and focused on idea and performance rather than subject matter

The Dada movement because i just looked your question up on google and looked the only two answers it had and the Dada movement made more since then the Surrealism movement.

the above mentioned statements talks about the creativity of an artist and to what extend they can utilize and experiment on the objects provided.   differing size and subjects are given so that an image of wisdom is created. displaying a transition from light to dark in something by darkening sections in order to create a shadow. and lastly, putting bits and pieces together to formulate a new image.