BECAUSE IT WAS AN INTERESTING NOVEL, I STAYED UP ALL NIGHT TO FINIS...

25.Because it was an interesting novel, I stayed up all night to finish it.A. I stayed up all night to finish the novel, therefore, it was interesting.B. Unless it were an interesting novel, I would stay up all night to finish it.C. Though it was an interesting novel, I stayed up all night to finish it.D. So interesting was the novel that I stayed up all night to finish it.