The Commander-in-chief of the Old Oyo Empire Army is/was known as the Kakanfo.

Here are the answers to the questions:

16. The Commander-in-chief of the Old Oyo Empire Army is/was known as the Kakanfo.

    • The correct option is (b).

17. The following are all examples of oral tradition except historical novels. Historical novels are written, not passed down orally.

    • The correct option is (a).

18. Market is not a record site for history. Museums, libraries, and national archives are places where historical records are kept.

    • The correct option is (c).

19. Noks are the ancient people known for their sophisticated terracotta and bronze heads.

    • The correct option is (d).

20. The Nigeria's pre-colonial era main economic activity was Agriculture.

    • The correct option is (a).

21. The Sefawa Dynasty lasted approximately for these total number of years: 1000. The dynasty ruled for over a millennium.

    • The correct option is (b).

22. Strong and centralized is a characteristic of a centralized state.

    • The correct option is (a).

23. The Benin people could be found in one of these modern Nigerian states: Edo. The historical Benin Kingdom is located in present-day Edo State.

    • The correct option is (a).

24. One of these personalities was a foremost nationalist in Nigeria: Herbert Macaulay. He is often referred to as the "Father of Nigerian Nationalism".

    • The correct option is (b).