Concept:The Commonwealth of Nations focuses on shared democratic values and cooperation among member states.
Explanation:The Commonwealth does not use a common currency.
It does not promote superiority of the British Crown or British control over diplomacy.
Instead, it encourages democratic governance and equality among independent member nations.
Its members commit to upholding free and fair elections, good governance, and the protection of human rights.
Therefore, the Commonwealth is committed to the promotion of representative democracy.
Answer:D. Promotion of representative democracy