Han Dynasty crossword

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Across
  1. 3. The name of the dynasty the Great Wall of China was originally built in
  2. 4. The high-Ranking bureaucrats
  3. 6. The number of sections in the hierarchy
  4. 7. The modern Chinese writing system
Down
  1. 1. The Chinese string instrument
  2. 2. The number of stages the Han Dynasty is separated into
  3. 5. The name of the Chinese religion that focuses on the importance of morality