پەیوەندیدانی مۆبایل

How long do you use your smartphone for lecture and study-related activities per day?

  1. 1
  2. 2
  3. 0.5
  4. 3
  5. 0.5
  6. 2
  7. 1
  8. 0
  9. 0.5
  10. 0.5