Unless you go to Hue festival, you won’t know why we like the oriental night show. A: If you don’t go to Hue festival, you will know why we like the oriental night show. B: If you know why we like the oriental night show, you don’t go to Hue festival. C: If you go to Hue festival, you will know why we like the oriental night show. D: If you come to Hue festival, you won’t know why we like the oriental night show.