In the Battle of Department of Mysteries, there were more than 12 Death Eaters, why were only 5 Order members (Remus Lupin, Sirius Black, Alastor Moody, Kingsley Shacklebolt and Nymphadora Tonks) sent to rescue Harry Potter, Luna Lovegood, Ron Weasley, Neville Longbottom, Hermione Granger, and Gi...