Our Perception of Our Environment Is Imperfect for All of the Following

Multiple Choice

Our perception of our environment is imperfect for all of the following reasons, except that

A) humans lack receptors for every possible stimulus.
B) receptors respond in an all- or- nothing manner.
C) not all sensations lead to a perception.
D) our receptors have limited sensitivity.
E) abnormal receptor function can produce sensations that have no basis in fact.