Concept:The Nok civilization is an early Nigerian culture whose archaeological record shows the growth of human society over many prehistoric periods.
Explanation:The Nok people are known through archaeological research to have passed through the early, middle, and late Stone Age stages.
Their remains also show development into the Iron Age through iron tools and terracotta sculptures.
For this reason, the Nok civilization is not simply a Stone Age culture, and it is not related to the modern idea of Nigeria or the Hausa movement.
The collection of Nok artefacts gives evidence of the sequence of cultural changes in ancient Nigeria.
This reveals the different developmental stages of Nigerian society over time.
Answer:A. The different stages of development in Nigeria