Surat is the correct answer. It is a city in the Indian state of Gujarat. It is the second-largest city in Gujarat, after Ahmedabad, and the sixteenth-largest city in India. Surat is known for its textile industry, which is one of the largest in India. The city is also home to a number of other industries, including diamond cutting and polishing, chemicals, and engineering.
Ahmedabad is the capital of Gujarat and the sixth-largest city in India. It is a major commercial and industrial center, and is known for its textile industry, as well as its production of chemicals, pharmaceuticals, and engineering goods.
Vadodara is the third-largest city in Gujarat and the seventeenth-largest city in India. It is a major industrial and educational center, and is home to a number of universities and colleges. The city is also known for its production of chemicals, pharmaceuticals, and engineering goods.
Rajkot is the fourth-largest city in Gujarat and the eighteenth-largest city in India. It is a major commercial and industrial center, and is known for its production of textiles, chemicals, and engineering goods.