Concept: The 1946 Constitution is significant for laying the groundwork for federalism in Nigeria.
Explanation:The 1946 Constitution was introduced by Governor Arthur Richards.
Its key feature was dividing the country into three regions: North, West, and East.
This established regional assemblies and a central legislative council.
These arrangements did not immediately create full federalism.
Instead, they prepared the framework that later constitutions, such as the 1954 Lyttleton Constitution, built upon.
Answer: A. conceived federalism for Nigeria.