The oregon trail, mormon Trail,and William B. Travis
Explanation:
The Oregon Trail was important because it was a major route for migrating to the western part of the United States. mormon trail is where The church of Jesus Christ of latter day saints traveled for 3 months. William B. Travis was a lieutenant Colonel in the texas army,he died at the battle of Alamo during the Texas revolution. He was also a lawyer at one point.
Answer:
Letter C. which is Military
Answer: i think it was called atmospheric steam engine