You don't want to take this elective course. First of all, you should make sure that the total credits of your professional elective courses are enough, which I think you understand. Secondly, if you don't take this course, you won't get the grade point of this course. But if you take other courses, you can get another grade point without affecting your average score. But you must take into account that some of these courses are easy to get high marks and some are difficult.