Answer:
Spring. 
Explanation:
Russia is in the northern hemisphere.
 
        
             
        
        
        
I think the correct answer from the choices listed above is option D. A strength of naturalistic observation is that it reflects participants' everyday behavior. Hope this answers the question. Have a nice day. Feel free to ask more questions.
        
                    
             
        
        
        
I believe that the answer is BUSINESSES.