The Efik Kingdom had a highly developed system of writing known as

A.

Hieroglyphics

B.

Cuneiform

C.

Ajami

D.

Nsibidi

Correct answer is D

The Efik Kingdom had a highly developed system of writing known as Nsibidi. Nsibidi is a system of symbols indigenous to what is now southeastern Nigeria that is apparently an ideographic script, though there have been suggestions that it includes logographic elements.