Subjective constancy or perceptual constancy is that the perception of an object or quality as constant even though our sensation of the object changes.
While the physical characteristics of an object might not change, in an effort to deal with the external world, the human perceptual system has mechanisms that suits the stimulus.
<h3>What are types of perceptual constancies in visual perception:</h3>
Very full and detailed diary of political and war time events; Hitler and his fellow Nazis; persecution of the Jews; invasion of Poland; propaganda; personal .Explanation: