The belief that the united states had a right to extend its territory across the country was known as:
regionalism,
sectionalism,
manifest destiny,
monroe doctrine

the correct answer is ''the programs costs have risen dramatically in the recent past'' hope this !

- a government ruled by the people, or assembly. officials monarchy - a single ruler like a king. over time some city-states, like athens would change governments. what this means is that all the citizens voted on all the laws.