Paine is establishing common ground, as shown in option D.
It is a rhetorical device.
It is used to persuade.
Shows a mutual interest shared between several groups.
It encourages the defense of the same idea.
Paine's argument shows that everyone should be encouraged to help each other in the defense of American territory, as this defense is something that will benefit everyone, being a common interest that must be strengthened.
More information about rhetorical devices at the link:
https://brainly.com/question/9910113