Which was an oldest insurance company, found in 1906:

The correct answer is United India Insurance Company.

United India Insurance Company is the oldest private sector insurance company in India. It was founded in 1906 by a group of Indian businessmen. The company was initially called the Indian Mercantile Insurance Company, but it was renamed United India Insurance Company in 1919.

United India Insurance Company offers a wide range of insurance products, including life insurance, general insurance, and health insurance. The company has a network of over 10,000 branches and offices across India.

The other options are incorrect for the following reasons:

• LIC is a state-owned insurance company that was founded in 1956.
• National Insurance Company is a state-owned insurance company that was founded in 1907.
• Agriculture Insurance Company of India is a state-owned insurance company that was founded in 1985.