How to add subtitles to MKV movie and burn to DVD with subtitle on Mavericks?

If you are facing same difficulty in adding external subtitles into MKV movie for DVD burning, Pavtube iMedia Converter for Mac and DVD Creator for Mac would be your choice of burning MKV movie to DVD as well as adding external subtitles to the movie. http://www.pavtube.com/guide/add-subs-to-mkv-for-dvd-burning-on-mavericks.html