The correct answer is: Anantnag.
Anantnag is the largest district in the Kashmir valley, with a population of over 1.5 million people. It is located in the south-western part of the valley, and is bordered by the districts of Pulwama to the north, Kulgam to the east, and Jammu to the south. The district is home to a number of important historical and religious sites, including the shrine of Sheikh Zain-ud-Din Wali, the founder of the Naqshbandi Sufi order.
Anantnag is also a major agricultural and commercial center. The district is home to a number of important industries, including the production of saffron, rice, and fruit. The district is also a popular tourist destination, and is home to a number of beautiful lakes and mountains.
The other options are incorrect because:
- Baramulla is the second largest district in the Kashmir valley, with a population of over 1 million people.
- Srinagar is the capital of Jammu and Kashmir, and is the largest city in the Kashmir valley.
- Kulgam is a district in the south-western part of the Kashmir valley, with a population of over 500,000 people.