Concept:The body responsible for recruiting and promoting civil servants in Nigeria is the Civil Service Commission.
Explanation:The Civil Service Commission is an independent regulatory body established to handle the recruitment, appointment, and promotion of civil servants.
The Federal Character Commission does not recruit or promote staff; it ensures fair representation of states in public service.
The National Universities Commission and Federal Judicial Commission oversee universities and the judiciary, not general civil servants.
Therefore, the correct agency is the Civil Service Commission.
Answer:B. Civil Service Commission