Kungani Kuyindlela Yokukhetha Imithunzi Ewehlisiweyo Yezinhlayiya Kwehlisa Lezintaba?
Imithunzi ephansiweyo yezinhlayiya, njengazo zokuthiwa ngu-GVICHN, zinikeza amandla angafani futhi ngekati elilodwa. Kuyadingeka lezintaba, le mithunzi iyinikeza amandla okwehlisa futhi ukulawula okuphansi kwezindawo eziphansi.