Q: The International Bank for Reconstruction and Development (IBRD) is an international financial institution that offers loans to middle-income developing countries. The IBRD is the first of five member institutions that compose the World Bank Group and is headquartered in Washington, D.C., United States. It was established in 1944 with the mission of financing the reconstruction of European nations devastated by World War II. The IBRD and its concessional lending arm, the International Development Association, are collectively known as the World Bank as they share the same leadership and staff. Following the reconstruction of Europe, the Bank's mandate expanded to advancing worldwide economic development and eradicating poverty. The IBRD provides commercial-grade or concessional financing to sovereign states to fund projects that seek to improve transportation and infrastructure, education, domestic policy, environmental consciousness, energy investments, healthcare, access to food and potable water, and access to improved sanitation.

Answer this question: function of international bank for reconstruction and development?
A: offers loans to middle - income developing countries
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Explanation: The relevant information is: The International Bank for Reconstruction and Development (IBRD) is an international financial institution that offers loans to middle-income developing countries.