Choose different names if possible

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Across
  1. 5. Who sits next to Yanita?
  2. 7. Who is good at maths?
Down
  1. 1. Who loves football the most?
  2. 2. Who sits next to the window?
  3. 3. Who has the shortest name in class?
  4. 4. Who is the chattiest?
  5. 6. Who is the tallest student?