I believe the answer to be A. The Confederacy could not seize federal property.
Hope this helps
The new line would support communities and military outposts on the frontier. It would give settlers safe and dependable passage west. And most importantly, it would tie new states California and Oregon to the rest of the country. it would also help deliver mail across the nation much faster
Bloodies battle is: battle of Sharpsburgh
Answer:c To work together to establish businesses".