Context: Streets' names change from West to East (for instance, East 10th Street to West 10th Street) at Broadway below 8th Street, and at Fifth Avenue from 8th Street and above.

Question: What happens at Broadway below 8th Street?
Answer: Streets' names change

Question: What happens at Fifth Avenue from 8th street and above?
Answer: Streets' names change

Question: Do streets' names change from West to East or North to South?
Answer: West to East