It would be D. because nothing can be 100% you can still get pregnant from all of those things. 
 hope i helped! :) <span />
        
                    
             
        
        
        
<span>The Coroner is an independent office holder with responsibility under the law for the medicolegal investigation of certain deaths. A Coroner must inquire into the circumstances of sudden, unexplained, violent and unnatural deaths. This may require a postmortem examination, sometimes followed by an inquest. Hope this helps:)</span>
        
                    
             
        
        
        
I believe the muscle contracts
        
             
        
        
        
Answer:
Anxiety is a normal reaction to stress and can be beneficial in some situations. It can alert us to dangers and help us prepare and pay attention. Anxiety disorders differ from normal feelings of nervousness or anxiousness, and involve excessive fear or anxiety. Anxiety disorders are the most common of mental disorders and affect nearly 30 percent of adults at some point in their lives. . But anxiety disorders are treatable and a number of effective treatments are available. Treatment helps most people lead normal productive lives.
Explanation:
hope that helped :)