Answer:
Your answer is mosaic
Explanation:
The most detailed Roman mosaics use small stones to achieve an effect like brushstrokes. Especially in the eastern provinces of the Roman empire, artists “painted” with stone. Hope this helped :)
You could say that it is laws regarding slavery. One of his basic laws way back in 1066 was that no man shall sell another men, or they would pay a fine. This basically outlawed slavery in Britain. However, they enslaved Africans because they didn't consider Africans to be men later when exploration of Africa began.