The largest financial conglomerate of India is:

HDFC Bank
ICICI Bank
IFCI
SBI

The correct answer is A. HDFC Bank.

HDFC Bank is the largest private sector bank in India, with assets of over $700 billion. It is also the largest private sector bank in the world by market capitalization. HDFC Bank was founded in 1994 and is headquartered in Mumbai, India. The bank offers a wide range of products and services, including retail banking, corporate banking, investment banking, and treasury services.

ICICI Bank is the second largest private sector bank in India, with assets of over $500 billion. It is also the second largest private sector bank in the world by market capitalization. ICICI Bank was founded in 1994 and is headquartered in Mumbai, India. The bank offers a wide range of products and services, including retail banking, corporate banking, investment banking, and treasury services.

IFCI is a development finance institution that was founded in 1955. It is the first development finance institution in India. IFCI is headquartered in New Delhi, India. The institution provides long-term finance to companies in the infrastructure, manufacturing, and services sectors.

SBI is the largest public sector bank in India, with assets of over $400 billion. It is also the largest public sector bank in the world by market capitalization. SBI was founded in 1806 and is headquartered in Mumbai, India. The bank offers a wide range of products and services, including retail banking, corporate banking, investment banking, and treasury services.

In conclusion, the largest financial conglomerate of India is HDFC Bank.