A noun phrase is a word or a group of words that contain a noun and functions in a sentence as subject, object and can be replaced by a pronoun.
Travel to another country, and (the difference in price) can be even greater."the difference in price is a noun phrase, it can be replaced in the sentence by it.
And you’ll have to pay extra for parts like (the nozzle that screws onto the hose." the nozzle that screws onto the hose can be replaced by it
Go to a store in Germany to buy a garden hose, and you’ll soon realize you’re not at (a hardware store in Kansas.") a hardware store in kansas can be replaced by it
Answer:
The main idea is Zion National Park
Explanation:
