Question: Izinto ezidla okubolayo zandisa ukuvunda komhlabathi futhi zivimbela ukuba izinto ezaziphila esezifile zinganqwabelani endaweni ezungezile. Izinto ezidla okubolayo zikwandisa kanjani ukuvunda komhlaba?
Options:
ngokwengeza ikhabhoni
ngokwengeza i-nitrogen
ngokususa amanzi amaningi ngokweqile
ngokususa amaminerali amaningi ngokweqile
Answer: B