The images you're talking about were mostly involving different scenes of domestic life. These scenes present different possible things that people did at the time at home, in the sense what was available. There were also depictions of of women often in their images.
1= form and light
2=depth
refer to these websites for more info on both illusions
1- thevirtualinstructor.com/hatchingcrosshatching.html
2- www.udel.edu/artfoundations/beg_paintingtechniques.html
Answer:
"The music of ancient Rome was a part of Roman culture from the earliest of times. Songs (carmen) were an integral part of almost every social occasion. ... Music was customary at funerals, and the tibia (Greek aulos), a woodwind instrument, was played at sacrifices to ward off ill influences."
You could say that they are born with street smarts.