پەیوەندیدانی مۆبایل

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

  1. 0.25
  2. 1
  3. 0.5
  4. 1
  5. 1
  6. 3
  7. 0.5
  8. 1
  9. 1
  10. 1