Olympia, by Edouard Manet. This painting was controversial because it created something that at first glance looked like a regular classic n-ude painting, but after looking at the painting for a deeper meaning you will find that it shows the poor conditions of women in France during this period and criticized how women were treated in French society by men.
Improvisation is when you have no script or directions. You have to make your own choices and in shows and performances, improvisation is in many shows, like talent shows.
