It was A because at the time south korea was an ally with the US
        
             
        
        
        
If this is wrong I’m sorry but I think it’s. C
        
                    
             
        
        
        
Expectations of customers, changes and shifts in consumer behavior, use of technology in customer service transactions that used to be done face-to-face
(Less manufacturing, less production, more service delivery)
 
        
             
        
        
        
Answer:it spreads  and continues
Explanation: