Symmetry: When two or more parts are identical after a flip, slide or turn.
A proportion is an equation with a ratio on each side.
Assuming the painting "Blank" you are talking about is made by Yves Klein, I would say it has a oppression point of view coming through. The black boarders on the canvas show that the inside in being oppressed by not being able to go off the canvas. This may be a way of saying oppression of a religion, gender or Race. Most likely, Race.
Answer:
Private duty nursing
Explanation:
Private duty nursing offers one to one care to an individual whether at their home, some kind of institution or hospital