2) Figure out what Voldemort truly wanted with her (and get the hell out before it was too late). She wasn't sold on the "using her to draw the Incendiaries out" concept considering everyone was likely dead. Voldemort was arrogant, but not stupid.She had a strong feeling that she would have to complete the tasks in that order. She could do 1 without 2, but it wasn't likely she could do 2 without 1.