Proofreading is to check for any grammar mistakes and revisions, while the editing process is for checking for the word use, and how you organized your essay.
For much of Jeannette's childhood, Dad's promise to build the Glass Castle represents both the family's hope and Jeannette's hero worship of Dad, but, as Jeannette grows older, the castle comes to symbolize his broken promises.
It would be True. Mous Huygens is 5.5km, which peaks higher than that of Mount Everest