The fact that you perceive the shape of a book as a book whether it is flat on a table, standing on its edge, or held open is an example of

Question

Quizplus · Accepted Answer

Shape constancy is the ability to recognize an object's shape regardless of its orientation or position in space. In this case, you recognize the shape of a book as a book regardless of whether it is flat, standing or open, demonstrating shape constancy. Good continuation refers to the idea that our brains tend to perceive continuous and smooth paths rather than abrupt ones. Size constancy refers to the ability to accurately perceive the size of an object regardless of its distance, and size-distance invariance refers to the mathematical relationship between an object's size and its distance, which affects its perceived size. So, neither B, C, or D apply to this situation.

The Fact That You Perceive the Shape of a Book