Which Indian city is called "The Silicon Valley of India"?

The correct answer is Option (2) → Bengaluru

Bengaluru, the capital of Karnataka, is called the Silicon Valley of India after the Silicon Valley in California, the home of the American computer industry. It is India’s leading centre of information technology: the head offices of companies such as Infosys and Wipro, research centres of many foreign firms, and a large share of India’s software exports and start-ups.