Which of the following cities is famous for glass industry?

Firozabad in Uttar Pradesh is internationally renowned as the center of India's glass industry, particularly famous for glass bangles (called 'Suhag Nagari' or City of Bangles). The city has centuries-old tradition of glass-making, hosting numerous small and large-scale glass manufacturing units. Lucknow is known for its chikan embroidery, Makhanpur is not a major industrial center, and Renukote is associated with aluminum production rather than glass manufacturing.