firstly, a developed country is one that has being transform from a traditional society to a modern or industrialize society.According to Seeker,there r 3 key questions in development n dey r Poverty,Unemployment n inequality.When these 3 things appears 2 b high than dat country is not developed. D real issue is that,d terms developing country,less developed country or under developed country means d same to me.In conclusion,Nigeria is a developing country