It’s too blurry to see retake the picture and ask the question again for help
        
             
        
        
        
Answer:
B. Lines of symmetry: 1
Step-by-step explanation:
I calculated it logically
 
        
                    
             
        
        
        
A vertical line has an undefined slope. 
vertical lines are X= something
in this case it needs to intercept 9.
 so it is X=9