The answer is written on the pic I sent you with this 
 
        
             
        
        
        
Pacinian corpuscles are rapidly-adapting, deep receptors that respond to deep pressure and high-frequency vibration.
        
                    
             
        
        
        
C. a Y chromosome from his father
This is because boys have one X and one Y chromosome, while girls have 2 X's, so the Y must come from the father.
Hope this helps :D
        
             
        
        
        
The homo sapiens appeared after two million years ago.Some of them spread from Africa into Asia and Europe.