Answer:   discrimination and the immgrant's had low wages
Explanation:
 
        
             
        
        
        
Answer: stimulus
The students reaction is explained by the theory of classical conditioning first coined by Ivan Pavlov. The students are conditioned to associate the doer closing with the pop quiz and respond accordingly. Pavlov used dogs and their response to ringing a bell every time their food was served, after a some conditioning the dogs would salivate at the sound of the bell regardless of whether or not food was present. The bell was the stimulus.
        
             
        
        
        
I believe it's A. If the birth rate and immigration is equal to the death rate and emigration, then they balance each other out. If birth rate and immigration is bringing people in and death rate and emigration is pushing people out, then they equal 0.
        
             
        
        
        
 Russia is farthest east in Southeast Asia
 
        
                    
             
        
        
        
<span>that he would find a faster way to the west indies and bring them back spices</span>