Final answer:
Intaglio is not a drawing medium, whereas crayon, pencil, pastel, and fresco are drawing media.
Step-by-step explanation:
Among the given options, Intaglio is not a drawing medium. Intaglio refers to a printmaking technique where an image is incised onto a surface, such as a copper or zinc plate, and then ink is applied to the surface and transferred onto paper. The other options, crayon, pencil, pastel, and fresco, are all drawing media that artists use to create artwork.