Answer:
Positive: Communication. The parents can easily talk to their children wherever they are, make sure they are safe. 
Negative: Addiction to social media can cause time away from family, leading the family to be more absorbed in the perception of their family to their followers, rather than their <em>actual</em> realtionship.
Explanation:
 
        
             
        
        
        
I think lifting weights depending on what kind of weights you use or swimming
        
             
        
        
        
9. A villa
10. C ascending colon
11. A. Gastric acid
        
             
        
        
        
Right side because it's stronger.