How have newspapers and magazines adapted to digital technology? Give at least two examples. How has the Internet expanded the reach of all of these types of media?

3 is blunder, i’m not sure about the last one but the first two look correct

the underline word is basically like a prepositional phrase.

one of the main advantages of attending a large university is that you can often save money. smaller colleges are often private and charge higher tuition rates. a large public university can easily have 25,000 students or more taking classes on that campus. that higher number of students keep tuition costs down.