<span>The French term<u> avant-garde</u> is usually reserved for artists or artworks that challenge existing conventions of art. The individual or works have a tendency to be radical, revolutionary, and/or unconventional in regard to art, culture, and society.</span>
They are coffins from the Bronze Age used for burial practice, similar to the Tombs of Egypt in that sense.
Answer:
I am a artist and I would love to help you out
