The two essential parts of the World Bank, the IRBD and IDA, operate as separate organizations working with different types of nations. Which of the following statements reflects the essential difference between the two organizations? IRBD works with middle-income and creditworthy poorer countries. IDA promotes economic development. IRBD looks to end poverty through loans. >none of the above Which of the following nation groups represent the largest economy in the world? > NAFTA BRIC AU EU