Factual error: When Edward is telling Carlisle's history to Bella, he says that Carlisle "actually found a coven of true vampires that lived hidden in the sewers of the city. The vampires couldn't have been hidden inside the sewers because there weren't any. The sewage system was only built around 1859, and Carlisle found the vampires around 1660-1670.
Question: In one of the last parts it says that Bella was on the phone with James. But somehow Alice didn't hear James talking even though she was in the same room with Bella. But why?