Is it actual chemistry as accepted by your school, or chemistry as in twelfth century alchemy? The latter will not count to your high school diploma.

[ Thus, drop the course. ] For the others, you do not need music appreciation or creative writing to play music. Dance is specifically a course for that party that's coming up. None of these are required for a bard.

And haggling you can learn on the fly.

[ Thus. Drop the courses. ]