was an art form influenced by dreams and the unconscious mind. The artists who used this style intended to defy .

the answer is d . a measurement   how can artists measure the width of the human face to use drawing for correct proportions

the correct answer for this question is:

it is system invented in 1872 that produced the first illusion of movement. basically it was a disk with a series of drawings around the edge, showing the same object in slightly different poses. when it was spun, it created the illusion of movement.

found this online : )

frederick the great, king of prussia was a general