D is the answer sooner hope it helped
        
                    
             
        
        
        
When the blending of traits occurs, it is referred to as the principle of _____.
Answer: Out of all the options presented above the one that best completes and makes the statement shown above true is answer choice C) Incomplete dominance. Therefore when the blending of traits occurs, it is referred to as the principle of incomplete dominance.
I hope it helps, Regards.
        
                    
             
        
        
        
so u would have to flip the second fraction and multiply
3/1 x 3/2=
9/2
have a great day! hope this helps! if it didn't, let me know in the comments!