Perceptual illusions occur when our brain misinterprets sensory information or because of sensory:

A) overload.
B) adaptation.
C) deprivation.
D) patterns.

would it be A?

D

http://www.google.com/search?client=safari&rls=en&q=illusions&ie=UTF-8&oe=UTF-8

a. overload

Overload

it is D

D was wrong on my test

A was also wrong on my test