Concept:Federalism in Nigeria is based on the ideal of uniting multiple ethnic and cultural groups under one nation.
Explanation:Nigeria is home to many ethnic groups, languages, religions, and traditions.
Federalism allows these diverse groups to stay united while preserving their individual identities.
The guiding philosophy behind this arrangement is "unity in diversity."
This means that despite differences, all groups work together as one country.
Therefore, the philosophy of Nigerian federalism is not sectionalism or colonial rule, but national unity through diversity.
Answer:A. unity in diversity