Answer:
i think inflammation of the pericardial sac
Explanation:
 
        
             
        
        
        
Answer. B
Explanation. I learned about this recently, I had a similar question and it was correct. Let me know if it’s correct so others can use it as well :)
Good luck.
        
             
        
        
        
Answer:
answer to the question is B
 
        
             
        
        
        
Hope this helps but I think it could be:
Possible answer: Emergency Room visits are preferred when someone's health is in immediate danger and immediate attention is necessary.