I think it’s nucleic acid
        
             
        
        
        
Answer:
The answer is B
Explanation:
I Just did the problem in e d g e n u i t y
 
        
                    
             
        
        
        
I know for a fact mushrooms and molds id assume mildew as well but not sure about the other 2 hope this helps!
        
             
        
        
        
I am pretty sure the answer is A) hunting inside Yellowstone NP