The correct answer is: c) Ludhiana.
Ludhiana is a major railway junction connecting different parts of the country. It is the second largest city in Punjab, after Amritsar. Ludhiana is a major industrial city and is known as the “Manchester of India”. It is also a major educational hub and is home to several universities and colleges.
Amritsar is a holy city for Sikhs and is the holiest city in Punjab. It is also a major tourist destination. Jalandhar is a major commercial and educational hub. Patiala is the former capital of Punjab and is a major cultural center.
Ludhiana is well-connected to other parts of the country by rail, road, and air. The city is served by the Ludhiana Junction railway station, which is one of the busiest railway stations in India. The city is also well-connected by road to other major cities in Punjab and the rest of India. The Ludhiana airport is a domestic airport that serves the city.
Ludhiana is a major industrial city and is known for its manufacturing of hosiery, bicycles, and other products. The city is also home to a number of educational institutions, including the Punjab Engineering College, the Guru Nanak Dev University, and the Panjab University.