1. Cyclic 
2. Linear 
3. Angular 
I hope this helps
        
             
        
        
        
I think the answer is D. A good indicator is the resting heart rate. Exercise strengthen your heart and it makes it more efficient. The resting heart rate shows of the heart is pumping blood normally each time it contracts. Having a normal resting heart rate would mean a healthy heart.
        
             
        
        
        
Answer:
Are caused by bacteria viruses or parasites
Explanation:
not all cause visible symptoms 
it would not be a sexual transmitted infection if not caused by sexual contact
STIs can be contracted by men and women 
 
        
                    
             
        
        
        
Answer:
i believe your answer is a...but it could be b 
Explanation: