School

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Across
  1. 2. widespread beleif .
  2. 5. online identity .
  3. 7. too much personal information .
  4. 8. interacting with others .
Down
  1. 1. multimedia messaging app .
  2. 3. Microblogging system .
  3. 4. short music videos .
  4. 6. American photo/video sharing network .