Which among the following are true in the context of Chinua Achebe?

A. He wrote Arrow of God and Things Fall Apart.

B. His "Novelist as Teacher" is a seminal essay in the context of African Literature.

C. The name of the tribe he depicted in Things Fall Apart is Igbo

D. He is a Kenyan born American litterateur.

E. He wrote the essay "An Abolition of English Department."

Choose the correct answer from the options given below.