I'd say the answer is D. Hope this helps :)
        
                    
             
        
        
        
I can't tell you the answer because there is no image but to find a perpendicular lines slope you just take the slope and make it opposite. 
Ex: Slope is 1/2 what is the perpendicular? 
Ans: -2/1
 
        
                    
             
        
        
        
B. To aid Eastern European countries. Since they were all war-torn in the 1920-1940, they all agreed that the country that damages the other must pay their debts that they created with war violence.
        
             
        
        
        
Answer:
Explanation:
conifer trees are mostly found in alpine tundra