Heartburn symptoms incorporate:
A hot, sharp, acidic, or salty-tasting liquid at the backside of the throat; trouble eating food especially when it comes to swallowing; or a consuming inclination behind the breastbone, a feel of burning behind the breastbone. Periodic heartburn is normal, and can as a rule be taken care of by over-the-counter antacids.  
 
        
             
        
        
        
Four reasons that the US switched from isolationism to imperialism were as follows economic, social, political and lastly religious motives.
Explanation:
Economy was the main cause that lead to imperialism , Americans  understood that new markets are required for the export purpose. Second cause was social and moral motives that is the Americans understood that western ideas should be circulated mainly they circulated ideas related to medicine, law as well as religion. Political was also important cause that lead to imperialism that competition took place so that new colonies can be formed.
 
        
             
        
        
        
Answer:
Coordinate your interactions with the media  
Help you regain control over your life 
Explanation: