Answer: option c.
Step-by-step explanation:
  To solve this problem you must keep on mind the properties of logarithms:
 
 Therefore, knowing the properties, you can write the expression gven in the problem as shown below:
 
 Therefore, the answer is the option c.
 
        
                    
             
        
        
        
The answer would be n=2
Hope I helped (。◕‿◕。)
btw if u need steps find them here|
https://www.symbolab.com/solver/step-by-step/%5Cfrac%7Bn%7D%7B50%7D%3D%5Cfrac%7B5%7D%7B25%7D
        
                    
             
        
        
        
It's prime because the constant term is positive and there is no middle term. If it were x^2 - 16, we could use (x+4)(x-4), but because 16 is positive, it cannot be factored