Watercolor painting is a traditional painting technique that involves the use of water-based pigments. It is not typically considered a mixed media technique because it does not involve the combination of different materials or media.

Mixed media techniques are employed in art to achieve various goals, including creating a cohesive and unified artwork, adding depth and texture to a piece, and experimenting with different materials and techniques.

Paper is the most common material used in collage, as it is versatile, easy to cut and glue, and can be found in a variety of colors and textures.

Assemblage is a mixed media technique that involves the incorporation of three-dimensional elements into an artwork. These elements can include found objects, recycled materials, and everyday items.

Pablo Picasso, Henri Matisse, and Jackson Pollock are all renowned artists who experimented with and pushed the boundaries of mixed media techniques in their work.

The primary difference between collage and assemblage is that collage uses only paper materials, while assemblage incorporates three-dimensional elements into the artwork.

All of the options provided are examples of mixed media paintings, as they combine different types of paints, materials, or techniques to create a cohesive artwork.

Collage painting is a mixed media technique that combines painting and collage elements into a single artwork.

Assemblage incorporates a wide range of materials, including found objects, recycled materials, and everyday items, to create three-dimensional artworks.

Mixed media techniques are employed in collage to achieve various goals, including creating a cohesive and unified artwork, adding depth and texture to a piece, and experimenting with different materials and techniques.

Robert Rauschenberg, Joseph Cornell, and Louise Nevelson are all renowned artists who experimented with and pushed the boundaries of mixed media techniques in assemblage.

Assemblage painting is a mixed media technique that combines painting and assemblage elements into a single artwork.

Mixed media sculpture incorporates a wide range of materials, including clay, metal, wood, and various found objects, to create three-dimensional artworks.

Mixed media techniques are employed in mixed media sculpture to achieve various goals, including creating a cohesive and unified artwork, adding depth and texture to a piece, and experimenting with different materials and techniques.

Claes Oldenburg, George Segal, and Marisol Escobar are all renowned artists who experimented with and pushed the boundaries of mixed media techniques in mixed media sculpture.