Answer:
The first one is correct. The second one is a run-on sentence, like speaking without pausing at a comma to take a breath.
 
        
             
        
        
        
Parents should sit and discuss things with their
children.  They must remind them that
they have to help each other and watch out for each other. More importantly,
they should emphasize the fact that everyone is treated as equals.  No one is above the other. It will prevent
conflict and rivalry among children.
 
        
             
        
        
        
Answer:
You just check all that apply? If you did this then just check them off. I am not sure if this is what your asking, or if it is something else. If it isn't tell me in the comments, so I can help you,
Explanation: