A _____ signals whether a certain response or behavior is likely to be rewarded, ignored, or punished

What helps children with trisomy-21 develop more favorably?

a. hormone replacement therapy b. weekly motor treatments c. a heart transplant d. supportive and encouraging parents

As Will approaches the witness stand, he stops and clutches his throat. He has to leave the courtroom because he is unable to speak. If he has no other symptoms, his condition might be diagnosed as ____

a. dissociative fugue b. factitious disorder c. agoraphobia d. functional neurological symptom disorder