Answer:
transitive
Explanation:
Ruby, a person, is doing the action.
 
        
             
        
        
        
B People talking on their cellphones are causing accidents
        
                    
             
        
        
        
Answer:
C
Explanation:
It seems to me it is as perfect as can be and I am the grammar perfectionist. 
 
        
             
        
        
        
D is the correct option because I think the clown who wore the bright red suit is the subordinate clause