In Achebe's "Chike's School Days" what was the diviner called?

Question

A. "The man with the tortoise shell"
B. "The man with four eyes"
C. "The man who talked to water"
D. "The man who knows all"

Answer 1

I think if you read the piece, you'll find out.

Answer 2

http://www.merriam-webster.com/dictionary/diviner