Answer:
B). False
Explanation:
John C. Calhoun advocated states' rights as a means of preserving slavery in the South
<span>The Battle of Saratoga was very important because it won the Americans a foreign ally. The battle was vital for France entering the war against Britain, re-invigorating Washington’s Continental Army and providing much-needed supplies and support.</span>
Answer: B. by working together voluntarily
In 1883, railroad companies were able to standardize their timetables. One of the best practice that they did is that they work together voluntarily for the welfare of the majority. It is the unity that they were able to construct that made the standardization of their timetables.
<em>Jean-Jacques Rosseau</em> would be the correct answer.
The statement "insure domestic tranquility" would remind the states to work together cooperatively because they are the governing entities that can help to prevent domestic conflict.