puzzle for music class

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Across
  1. 3. opposite of new art
  2. 4. three or four melodies
  3. 6. a type of entirtaner
  4. 9. what did the dove represent
  5. 12. a french man
  6. 14. a.d 450_1450
  7. 15. made music easier to write
Down
  1. 1. higher class
  2. 2. had a dove
  3. 5. to the south
  4. 7. to the north
  5. 8. opposite of old art
  6. 10. lower class
  7. 11. this subject had to be taghut
  8. 13. middle class