Aspirin reduces fever by <span>blocking the effect of prostaglandins in the hypothalamus (Option A).
Hope this helps !
Photon</span>
        
             
        
        
        
Metastasis is the process of spreading cancer where the it spreads from one organ to another area of organ in the body. The cancer cells would break away from its original growth and move to other sites to grow tumors. However, this is not only limited to cancer. It can also happen with other diseases.
        
             
        
        
        
Internal influences: Internal influences simply come from users' own mindset and way of living. These are all the personal feelings, self-conceptions, feelings , attitudes, ways of life, encouragement and recollection of consumers
External influences: Media, friends, family, environment and laws. 
Hope this helped!