Correct Answer: (d) 2, 3 & 4
Solution:VSNL - Tata communications limited
Tata Group is an Indian conglomerate of 30 companies across a wide range of industries, including automobiles, chemicals, consumer products, energy, engineering, financial services, information systems, materials, and telecommunications. Operating in more than 100 countries across six continents, Tata has maintained a leadership position in Indian industry since the early 20th century. The group initially gained wealth in the late 19th century through trade in raw materials before transitioning into textile manufacturing, iron and steel, and hydroelectric power. Later, it would expand into chemicals, aviation, automobiles, and eventually information technology. The history of Tata Group and its ventures in trade, manufacturing, and services mirrors the evolution of both the global economy and Indian capitalism from the 19th to the 20th centuries. The group is headquartered in Mumbai.