One technique artists may use to create the illusion of a three-dimensional space in a two-dimensional work of art is the "trompe l´oeil" which means "fool the eye". Another is the Op Art, in which the artist creates optical illusions resembling three dimensions. Traditionally, lights and shadows were used to create the three dimensional form. Others use mixed techniques such as adding a photograph or other objects to the work.
A. Formed the Warsaw Pact
The answer im certain about is A and B im not so sure but im 89% sure B is right too
