Art history

watch the following video and answer the questions.  total need one page

 https://www.youtube.com/watch?v=YfW0v78aHXg 

 How does this artwork demonstrate the characteristics of the Baroque style in painting? 

 https://www.youtube.com/watch?v=LisBmGk1koY&feature=youtu.be 

1) What are the reasons Rembrandt creates self-portraits?

2) How do his self-portraits change over the course of his life? Why?