Why did mrs. Owens fear for bod?

Mrs. Owens feared for Bod because he was a living child raised in a graveyard among ghosts, which made him vulnerable to the dangers of the outside world. She was particularly concerned about the threat posed by the man Jack, who was determined to eliminate Bod due to his unique circumstances. Her protective instincts drove her to keep him safe from harm, knowing that his life was not like that of ordinary children. Ultimately, Mrs. Owens’ love and concern highlighted the inherent dangers Bod faced in a world that was hostile to him.