Psychologists use illusions to Select an answer discover what causes perceptual inconsistencies and how to overcome visual errors. prove that the world is not always as it seems. make experiments more interesting and amusing. explore what people experience and what parts of the brain are involved in perception.

Which illusion plays on converging lines and convinces your brain that a more distant line in an image must be longer than a line that appears close?

Box 1: Select the best answer

Box 2: Select the best answer