The correct answer is option 3 - World Bank.

Option 1 - Credit Bank: This is an incorrect option. The International Bank for Reconstruction and Development (IBRD) is not commonly known as the Credit Bank.

Option 2 - Exim Bank: This is also an incorrect option. The Exim Bank refers to Export-Import Banks, which are specialized financial institutions that provide financial support for international trade. It is not the same as the International Bank for Reconstruction and Development.

Option 3 - World Bank: This is the correct option. The International Bank for Reconstruction and Development (IBRD) is commonly known as the World Bank. It is an international financial institution that provides loans and grants to the governments of developing countries for development projects.

Option 4 - Asian Bank: This is an incorrect option. The Asian Bank refers to the Asian Development Bank (ADB), which is a regional development bank focused on promoting economic and social development in Asia. It is not the same as the International Bank for Reconstruction and Development.

In conclusion, the correct answer is option 3 - World Bank.