I think you forgot to add the options but based on my research, the correct answer to this question is "Middle colonies." This region included pine forests and marshes. Thank you for posting your question. I hope that this answer helped you. Let me know if you need more help.
The missisipi river formed western boundary
Do not drink mercury .
Walls are effective .
Guns are better than swords. Fireworks are cool , and can be made into bombs .
A president is better than a royal family .
He could not identify the cause of continental drift.