Visual cues provideof usable cues for spatial orientation.

Visual cues provide_about 90%of usable cues for spatial orientation

Explanation:

Because Visual cues are sensory information received by the eye in the form of light and processed by the visual system to allow for visual perception.e.g are color, form,depth and movement hence we can see while they make up up to 90% of cues used for spatial orientation which is the ability of someone to accurately identity the position or direction of objects in space

i have to go with a for this one