The correct answer is A. Hope this helps!
        
                    
             
        
        
        
Speed 
:) i hope i was helpful
        
                    
             
        
        
        
The ECT treatment includes electric stimulus used to produce a generalized seizure. Professionals using electroconvulsive shock therapy (ECT) for patients suffering from severe depression have shown that the memory processes of consolidation may take years to return. 
 
        
                    
             
        
        
        
You can google it at www.google.com 
 
        
             
        
        
        
A phenomenon, in the scientific context, is an observable event that can range from a seasonal hazard to a technological issue. For a scientist, a phenomenon is an observable event.