 
<translate> Juyin halitta yana da muhimmanci don juyin halitta ya faru. Juyin halitta canji ne a cikin kayan halittar jini. Canje-canje a cikin kwayoyin halitta suna da muhimmanci don juyin halitta ya faru. Amsar ita ce (B). <eng> Mutations are essential for evolution to occur. Mutations are changes in the genetic material. Changes in the genetic material are essential for evolution to occur. So the answer is (B). 