The correct answer is: c) Ahmedabad.
Ahmedabad is the largest city in the Indian state of Gujarat. It is the administrative headquarters of the Ahmedabad district and the Gandhinagar capital region. Ahmedabad is located on the banks of the Sabarmati River, 500 kilometers (310 mi) north of Mumbai and 200 kilometers (120 mi) west of Delhi.
Ahmedabad is known as the “Manchester of India” because of its textile industry. The city has a long history of textile manufacturing, dating back to the 16th century. Ahmedabad is home to many textile mills, as well as a number of small-scale textile manufacturers. The city’s textile industry employs a large number of people and is a major contributor to the city’s economy.
Surat is the second largest city in Gujarat and is known for its diamond industry. Vadodara is the third largest city in Gujarat and is known for its educational institutions and its military base. Rajkot is the fourth largest city in Gujarat and is known for its leather industry.
I hope this helps! Let me know if you have any other questions.