Which is a good guideline to follow when evaluating art?

I think when people are critiques,they usually go in for option B,because option A would not essentially work the main question is evaluating the arts,it could work but it would still lead you back to option B.
Stand by your immediate emotional response.
Begin by forming the opinion of the artist.
Study the artist background.

Religion changed from primitive times through the renaissance period until today such that certain church conventions and rules were set about how the holy family could be portrayed. for instance: mary must always be in a blue mantle, jesus could only be in a white robe after the resurrection, jesus could no longer be seen pointing with his walking stick when performing a miracle, and so on.hope this