Final answer:
The man is caricatured to show he is a responsible citizen through his appearance, clothing, and posture.
Step-by-step explanation:
The man in the caricature is portrayed as a responsible citizen through various visual elements.
Firstly, his appearance signifies his dedication to his job, with his worn and nicked briefcase and hat.
Secondly, his clothing reflects the 1970s, indicating that he is keeping up with the times.
Finally, his solitude in the image suggests that he has left behind the concerns of his job and is taking a moment of rest or reflection.