Concept:In Islam, the traditional way to honour a deceased Muslim includes specific funeral rites, especially the funeral prayer.Explanation:Offering the Janazah is the Islamic funeral prayer performed for a deceased Muslim.It is a communal obligation and a way to seek Allah's mercy for the deceased, reflecting deep honour and respect.Performing ghusul is part of preparing the body, but the Janazah prayer is the main public honouring act.Preventing public viewing and sacrificing a ram are not standard traditional funeral practices for honouring a deceased Muslim.Answer:C. Offering Janazah