"C" if you can guess me!

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Across
  1. 2. prince
  2. 4. glass slipper
  3. 5. weep
  4. 7. a buttery pastry
  5. 8. birthday cake
  6. 10. bagel
  7. 11. quarter
  8. 12. dog
Down
  1. 1. mode of communication
  2. 2. "Today is ________."
  3. 3. boring word
  4. 4. quartz
  5. 6. vanilla
  6. 7. red and white candy
  7. 9. sticky and sweet
  8. 11. a type of metal