Computer magazine because its obvious
Answer:
A animal of any choice that goes on a adventure with a bunch of friends and loses many loved ones along the way.
Explanation:
The answer which is an example of a theme with a dual nature is D. people who work hard learn values but may not prosper.
The other sentences are pretty linear and expected - a person works hard and is successful in life. D is somewhat different, which is why it has two natures, or a dual nature.