B because the trail of tears required the Indians to settle other places
A D AND E OBVIOUSLY. HOPE THIS HELPED. YEEEEEEEEEEEEEE
The scientific method introduced a regular,systematic, reproducible investigation rather than opportunistic one. The hypothesis had to be clearly stated, which limited the chance of making a mistake due to unclear statement of hypothesis, and the methods had to be explicit and rigorously followed.
In short, it made the study of the natural world more organized and reliable.
They wanted multiple things such as land, wealth, religion, and their culture being spread.
They colonized multiple places and took over.
For the costs of major US Wars from the American Revolution.