Chan is in the ? stage creative prcoss

Which style of polyphony uses a borrowed chant and arranges several new melodies and texts above and unrelated to the chant?

Spencer's blog claims that national parks are the best vacation destinations. which evidence is best for developing his claim? a personal account from a park visitor who describes positive adventures at grand canyon and yellowstone parks an interview with a travel agent who advertises cruises, eco-tours, and whitewater rafting trips a chart that compares the number of national parks in the eastern united states to that in the western states a study that proves adults who take yearly vacations have lower blood pressure than those who do not

Why do people have different viewpoints about the same work of art? minimum 1 paragraph