Ukuvula ukusebenza: Indima yeeyunithi zokudibanisa ukusebenza okuPhakamileyo kwiTheyibhile yokupholisa imizi-mveliso. 2. Yiyiphi iiyunithi zokusebenza eziPhakamileyo? 3. Ukubaluleka kweeyunithi zokudibanisa ukupholisa kwemizi-mveliso. 2 Umsebenzi owenziweyo