The correct answer is: a) Gobindgarh Fort.
Gobindgarh Fort is a 17th-century fort located in the city of Amritsar, Punjab, India. It was built by Maharaja Ranjit Singh in 1792 to protect the city from the invading Mughals. The fort is now a popular tourist destination and is home to a museum, a restaurant, and a hotel.
Qila Mubarak is a 10th-century fort located in the city of Lahore, Punjab, Pakistan. It was built by the Ghaznavid dynasty and was later used by the Mughals and the British. The fort is now a popular tourist destination and is home to a museum, a restaurant, and a hotel.
Phillaur Fort is a 16th-century fort located in the city of Phillaur, Punjab, India. It was built by the Mughal emperor Akbar and was later used by the Sikhs and the British. The fort is now in ruins but is still a popular tourist destination.
Bathinda Fort is a 16th-century fort located in the city of Bathinda, Punjab, India. It was built by the Mughal emperor Akbar and was later used by the Sikhs and the British. The fort is now in ruins but is still a popular tourist destination.
Gobindgarh Fort is a popular ecotourism destination because it is a well-preserved historical monument that offers visitors a glimpse into the history of Punjab. The fort is also located in a beautiful setting, with gardens and fountains.