Answer:
Tsunami is a large water wave that is generated by underwater earthquakes
 
        
                    
             
        
        
        
Good environmental decisions need to have scientific facts thus in order to make informed decisions,policy makers are advised by letter C. Environmental scientists. In addition, not only scientific means is needed to have a good environment but also should include the economic,social and ethical aspects.
        
                    
             
        
        
        
The correct answer is 12680.3