The answer is humor! It’s been shown it helps with all of those mentioned benefits :)
Dome.
Pitched brick barrel vault.
Barrel vault.
Groin vaults.
Rib vault.
Fan Vault.
Hyperbolic paraboloids.
Chiaroscuro is Italian for<em> light and shadow</em>
Painters use this technique when they need to <u>create the illusion of light</u> on objects and people
I've attached a pic for example :D
Answer:
Medieval is 1 450-1450
Renaissance is 2 1450-1600
Baroque is 3 1600-1750
Classical is 4 1750-1820