What Does the International Bank for Reconstruction and Development (IBRD)focus

What does the International Bank for Reconstruction and Development (IBRD) focus on?

A) The IRBD focuses on middle-income countries and poorer countries considered to be a good risk in terms of repaying loans.
B) The IRBD focuses on the poorest countries, who may have considerable difficulty paying back any aid.
C) The IRBD focuses on middle-income countries who are going through domestic economic crises.
D) The IRBD focuses on lower income countries who are going through the process of democratization.