What do you understand by the disease “Insomnia”? A) Inability to sleep B) Colour blindness C) Depression D) None of these Related MCQs: What do you understand by ‘modes operandi’ (مناسب طریقہ کار) ? What you understand by ad Valorem (حسب مالیت) ? In Geography what do you understand by “Pangaea”? What do understand by the term ‘Intifada’?