OSA/NSA Crossword Puzzle

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Across
  1. 3. Farming
  2. 4. Moved from place to place
  3. 6. giving and recieving
  4. 8. to train plants of animals to be useful.
  5. 10. Groups of 20-50 people
Down
  1. 1. Art on walls
  2. 2. The time when people discovered farming.
  3. 5. Time when people used basic stone tools
  4. 7. believing in gods
  5. 9. an extra suply of something