About half of the Yorubas are Christian and half are Muslim. The predominantly Catholic [[Igbo]] are the largest ethnic group in the southeast, with the Efik, Ibibio, and Ijaw (the country's fourth-largest ethnic group) comprising a substantial segment of the population in that area. Persons of different language backgrounds most commonly communicate in English, although knowledge of two or more Nigerian languages is widespread. Hausa, Yoruba, Igbo, Fulani, and Ijaw are the most widely used Nigerian languages. | About half of the Yorubas are Christian and half are Muslim. The predominantly Catholic [[Igbo]] are the largest ethnic group in the southeast, with the Efik, Ibibio, and Ijaw (the country's fourth-largest ethnic group) comprising a substantial segment of the population in that area. Persons of different language backgrounds most commonly communicate in English, although knowledge of two or more Nigerian languages is widespread. Hausa, Yoruba, Igbo, Fulani, and Ijaw are the most widely used Nigerian languages. |