Changes to Harry Potter and the Deathly Hallows

Which of the following details should J.K. Rowling have added to book seven?

Hermione becoming a Hogwarts professor

Malfoy marrying a Muggle-Born

Dudley having a magical child

Hagrid becoming Hogwarts headmaster

Neville and Luna getting married

Which of the following details should J.K. Rowling have changed in book seven?

Neville killing Bellatrix Lestrange instead of Mrs. Weasley

Ron marrying Lavender instead of Hermione

Harry marrying Cho instead of Ginny

Percy becoming Minister of Magic instead of Kingsley

Snape killing Voldemort instead of the other way around

Do you think J.K. Rowling should write a follow-up series about one of Harry or Ron's children?

Yes

No

Rank book seven on a scale of 1 to 10, 10 being the best.