Teenagers.
The passage is talking about the benefits of getting a job as a teen and the advantages it could give you in the future. It says “you can” and “when you”, so we can assume the person reading it is meant to be a teenager.
Answer:
D........................
The answer is A because I had a question like that before.
D. Possessive.
Howard's apostrophe means that it is his, therefore possesive.