Answer: From Piaget's theory of cognitive development, The concept of Object Permanence.
Explanation:Object Permanence, for the baby means that he is starting to understand that things can disappear although they aren't gone forever.
Since Jonathan's mom left him he began to cry because he did not want her to leave although he knows she won't be gone forever.
 
        
             
        
        
        
Jackson's supporters thought he'd made a good presidential candidate because:
He had years of political experience. 
He was known as a war hero and champion of the people.
He was a Tennessee booster.
 
 
        
                    
             
        
        
        
Stephen's behavior is likely motivated by the "personal distress" motive for helping others. 
In psychology, personal distress is an aversive, self-centered enthusiastic response (e.g., uneasiness, stress, distress) to the misgiving or appreciation of another's passionate state or condition. This contrary full of feeling state frequently happens because of passionate infection when there is disarray amongst self and other. Personal distress may even outcome in a more vain inspiration to lessen it, by pulling back from the stressor, for instance, along these lines diminishing the probability of prosocial conduct. 
        
             
        
        
        
Answer:
d
Explanation:
stages 1-4 of sleep or "quiet" sleep where brain functions are suppressed, sleep thinking occurs, the REM-off neurons secrete setotonin and norepinephrine, new episodic memories are enhanced, select neuronal connections are weakened, and sleep walking/talking (deep sleep) occurs
REM sleep deprivation results in a REM rebound