The heart rate should be at least at 45 to 60 beats per minute after the chest compressions with ventilations started. It is because 45 to 60 is the correct beats when the individual is experiencing this kind of situation. If it exceed or is less, then he or she is in need of medical attention.
        
             
        
        
        
Right artrium this sould help
        
             
        
        
        
The correct answer would be option D, All of the above. 
Speed is an important component of Tennis, Soccer and Swimming. 
Explanation:
Tennis, Soccer and Swimming are the sports which require instant moves with high speed. 
- Tennis requires immediate speedy moves to catch the ball. If the speed of the player doesn't vary with respect to the ball hits, there will be chances of losing the game. So speed is crucial in Tennis.
 - Soccer is a game in which players run after a ball to do the goal. Here speed also plays an important role. If the speed of the player is not good enough, there are pretty chances that other players may take the ball and do the goal. 
 - Swimming is the game which is solely dependent upon speed. The swimmer who has the highest speed will win. 
 
So speed is an important component of all of the above mentioned sports. 
Learn more about Speed at:
brainly.com/question/893439
#LearnWithBrainly
 
        
                    
             
        
        
        
If you are over 10 get it out of your head lol
 
        
             
        
        
        
Community Services. Or Recreational Sports.