The earliest archaeological site of India is

Begagund
Gofkral
Pampur
Burzahom

The correct answer is D. Burzahom.

Burzahom is an archaeological site located in the Srinagar district of Jammu and Kashmir, India. It is one of the earliest known human settlements in the Indian subcontinent, dating back to the Neolithic period. The site has yielded evidence of a well-developed culture with a sophisticated system of agriculture, pottery, and stone tools.

Begagund is an archaeological site located in the Raichur district of Karnataka, India. It is dated to the Chalcolithic period and is known for its megalithic tombs.

Gofkral is an archaeological site located in the Baramulla district of Jammu and Kashmir, India. It is dated to the Mesolithic period and is known for its stone tools.

Pampur is an archaeological site located in the Srinagar district of Jammu and Kashmir, India. It is dated to the Harappan period and is known for its remains of a fortified city.

Burzahom is the earliest archaeological site in India because it has yielded evidence of human habitation from the Neolithic period. The other sites are all dated to later periods.