The answer would be the third option. "They could be made using formulas, could show ideal beauty, or could be realistic."
Hope this helps! :)
One of them will be Vincent van gough
Since u already got the answer im just writing this just to get free points
Piano, Cello, violin, or flue
The use of perspective wasn't used during the Middle Ages because that time period was ending (5th to 15th century) when the Renaissance was just beginning (it ran from the 14th to 17th centuries) and the technique wasn't developed until the 15th century, and wasn't as popular into later on when it was more studied and the technique was more used in pieces and developed.
