1. Chiratidziro: chakaiswa muOPB, panel yekuratidza ine madot matrix matsvuku, chiziviso chenzwi chakabatanidzwa, basa rekutaurirana nemabhatani.2. Hapana chiratidziro: chakaiswa muOPB, chinobatanidza mabasa ekuzivisa chiteshi chezwi uye kutaurirana nemabhatani.