Two-tier, three-tier and four-tier systems in public secondary schools of the same country are an indication of a dehumanizing and retrogressive schooling system
Njira za magawo awiri, magawo atatu ndi magawo anayi ku sukulu za sekondale zaboma za mu dziko lomwelo ndichizindikilo chakusowa umunthu komanso njira yasukulu yosapita patsogolo