Renaissance Art

Review the following works of art:

http://www.davinciexposed.com/gfx/lastsuppersecret.jpg
http://upload.wikimedia.org/wikipedia/commons/thumb/7/7d/Botticelli_Venu...
http://www.signumrecords.com/images/botticelli.jpg
http://www.blisstree.com/healthbolt/files/2007/05/da-vinci-leonardo-prop...
http://www.ibiblio.org/wm/paint/auth/vinci/sketch/headjman.jpg

1. Blog your responses.
2. Questions to consider: What indicates it is from the Renaissance? What values does it reflect?