Respuesta :
Nigerian storytelling has historically been an oral tradition. Historically the stories were passed down and told by word of mouth, spoken rather than written.
Answer:
The correct answer is option d. "oral"
Explanation:
Storytelling in Nigeria has served not only to keep traditions alive, but as a useful instructional approach to facilitate adult instruction and learning. According to the article of Edosomwan and Peterson "A history of oral and written storytelling in Nigeria", historically, Nigeria has an oral tradition of storytelling to transmit histories and cultural heritage.