Correct Answer: (d) 1, 2, 3 & 4
Solution:Voltas, Titan Industries, Rallis India and Indian Hotels are all companies under Tata Group.
Under Ratan Tata’s leadership, the Tata Group experienced unprecedented growth. He initiated significant reforms to streamline the conglomerate’s operations, modernizing many of its key businesses and I steering them into competitive global markets.
One of his landmark achievements was the acquisition of international companies like Tetley (UK), Corus (UK), and the luxury car brands Jaguar and Land Rover (UK), which cemented Tata Group's global presence.
He was also the driving force behind the launch of the Tata Nano, an ambitious project aimed at producing the world’s most affordable car, demonstrating his commitment to providing accessible products for the indian middle class.