I think it is C, but I could be wrong because I am taking an educated guess.
Answer:
I believe it is : water and nitrogen
Explanation:
The statement that highlights and describes in detail the key features of an aquatic animal would be produce qualitative data analysis as we will describe its external features such as color size etc.
A- on the sides you would find the phosphate and sugar so the center is the AT or CG
The answer is D.
The longer life expectancy
Hope this helps :)