Explanation:

During the 1991 balance of payments (foreign exchange) crisis, India faced an acute shortage of foreign currency reserves—so severe that it could barely cover a few weeks of imports.

To manage this crisis:

• India approached the International Monetary Fund (IMF) for emergency financial assistance.
• The IMF provided a Stand-By Arrangement (loan) in 1991, helping India stabilize its external payments situation.
• This loan came with economic reform conditions, which directly contributed to the launch of India’s Liberalization, Privatization, and Globalization (LPG) reforms under Finance Minister Dr. Manmohan Singh.

Identifying the Institution Providing the 1991 Loan

Several international institutions deal with global finance and trade. Let's look at the options in the context of the 1991 crisis:

• World Bank: The World Bank primarily provides loans and grants to developing countries for capital-related projects aimed at reducing poverty. While it plays a significant role in development finance, it wasn't the primary institution providing immediate balance of payment support during the 1991 crisis.
• IMF (International Monetary Fund): The IMF provides financial assistance (loans) to countries facing balance of payments problems. These loans often come with conditions for economic reforms. In 1991, India turned to the IMF for a significant loan package to overcome its foreign exchange crisis. This support was crucial for stabilizing India's economy and funding its structural adjustment programs.
• WTO (World Trade Organization): The WTO deals with the global rules of trade between nations. It focuses on trade agreements and disputes, not on providing direct financial loans to countries experiencing currency crises. (Note: The WTO was established in 1995, succeeding the GATT).
• ADB (Asian Development Bank): The ADB focuses on promoting development in Asia and the Pacific through loans, grants, and technical assistance. While it supports regional development, it was not the main institution providing the critical balance of payment support loan to India in 1991.

Based on the role and historical context, the IMF was the institution that provided India with a substantial loan during the severe foreign exchange crisis of 1991, helping the nation navigate its economic difficulties and implement necessary reforms.