Which best summarizes the increase in costs at public four-year colleges over the past 30 years? they have increased more than private four-year colleges but less than public two-year colleges. they have increased less than private four-year colleges and public two-year colleges. they have increased more than private four-year colleges and public two-year colleges. they have increased more than public two-year colleges but less than private four-year colleges.

Less than private 4 more than 2 year public college

idk if you found them already or not but you probably did but the one closer to sea level is raleigh.

i believe the answer is: returns on investments, no wages

people who belong in upper class society would most likely get there by obtaining multiple source of income, which a certain percentage of ownership for businesses. since most of them are job creator, they would most likely get their money from profit, not wages.