Answer:Because DNA is a complex, long-chained molecule that contains the genetic blueprint for building and maintaining all living organisms. Found in nearly all cells, DNA carries the instructions needed to create proteins, specific molecules essential to the development and functioning of the body.
Explanation:
This is A.Reality. Why, because most people experience this in there everyday lives and feeling lonely, discouraged or depressed isn't a Myth because some of us do experience it. Feeling down & hopeless still isn't a Myth because we (as I said above) experience this everyday. So the answer is A.Reality.
Hope I helped:-)
-Drey