Answer:
Bandwagon
Step-by-step explanation:
Bandwagon is a propaganda technique that gets people to take an action by playing on their desire to follow the crowd and not be left out in the benefits being enjoyed by the group.
This technique was employed in the scenario above because some benefits of joining the Navy are listed. These benefits are being enjoyed by those in the Navy, so for the individual to not be left out, the reader should join the Navy.