Normal visual sensation in the absence of complete visual perception is best illustrated by

A) prosopagnosia.
B) retinal disparity.
C) the difference threshold.
D) subliminal stimulation.

Prosopagnosia

A neurological condition characterized by the inability to recognize the faces of familiar people.

Visual Sensation

The process of the eyes detecting light and converting it into neural signals that are interpreted by the brain to form visual perception.

Visual Perception

The process by which the brain interprets and makes sense of visual stimuli or images seen by the eyes.