Seeing an open door as rectangular, even when we are viewing it from an odd angle and the image hitting our retina is more in the shape of a trapezoid, is an example of

A) bottom-up processing.
B) shape constancy.
C) preattentive processing.
D) motion parallax.

Shape Constancy

The perceptual phenomenon where the perceived shape of an object remains constant despite changes in the viewing angle or distance.

Open Door

A policy or practice of maintaining unrestricted openness or accessibility, especially concerning international trade or information exchange.

Bottom-Up Processing

An approach to information processing that starts with individual elements and works up to a comprehensive perception.