Answer:
damage to connective tissue and bones 
Explanation:
If you don't have enough protein, then you will most likely have  weak system. 
 
        
                    
             
        
        
        
Answer:
be aware of everything going on around you because if you begin to feel uncomfortable in a situation it can provide you with a little bit of time and the opportunity to get out of the situation before something bad happens.
always listen to your instincts, they may just save your life. 
 
        
             
        
        
        
If that ever happens (as a student) the students will go and hide in a corner where the bad people can’t see them in the class. And also they NEED THERE LIGHTS TURN OFF. If it is turn on there is a 99.9 chance that the people will come in your classroom. SO TURN THE LIGHTS OFF AND HIDE IN A CORNER WHERE THE POEPLE CANT SEE YOU
        
             
        
        
        
Answer:
 Jogging, aerobic dancing, cycling and circuit training.
Explanation: