Why the heck do I keep getting messages on brainless and when I go to check there and nothin?!?

In 1401 a competition to create a set of bronze doors for the baptistery of florence cathedral was held, and this competition is often credited with the beginning of renaissance art t or f?

Which principle of design is in primary use in this sculpture?

Where does the wood yiri come from? i know it is somewhere in africa but a specific location, . worth 15 points hurry