context: The official language of Nigeria is English, among the population are also widely spoken the languages ​​of Edo, Efik, Adavama Fulfulde, Hausa, Idoma, Igbo, Central Kanuri, Yoruba [1]. American sign languages, bagirmi, clao, mbay, mpade, ngambai, and pan immigrated to the country. A total of 529 languages ​​in Nigeria, of which 522 are living, and 7 are extinct. Of all languages, 22 are used in education, 80 developing, 358 energetic, 20 problematic and 42 endangered [2].
question: What language is spoken in Nigeria?
answers.text: English