5. Roots requires - A. oxygenB. nitrogenC. protienD. vitaminsE. none 6. CHOOSE THE CORRET SENTENCE  A. I don,t like to discuss about politics . B. I don,t like to discuss  politics . C. I don,t like  discuss  politics . D. I don,t like  discussing  politics . E. I don,t like  discuss  politics .7. A. The mobile set is almost same like mine .      B. The mobile set is almost same like me .      C. The mobile set is almost same like myself .      D. The mobile set is almost same as like mine .      E. None of the above .