Neolithic sites in Andhra Pradesh have yielded evidence of:

The correct answer is: d) All of the above

Neolithic sites in Andhra Pradesh have yielded evidence of cultivation of crops, construction of mudbrick houses, and burials and ritual practices.

• Cultivation of crops: The earliest evidence of agriculture in Andhra Pradesh comes from the Neolithic site of Tekkalakota, which dates to around 2500-2000 BCE. At this site, archaeologists have found evidence of rice cultivation, as well as the remains of domesticated animals such as cattle, sheep, and goats.
• Construction of mudbrick houses: Neolithic people in Andhra Pradesh also built mudbrick houses. The remains of these houses have been found at several sites, including Tekkalakota and Nagarjunakonda. These houses were typically rectangular in shape and had one or two rooms.
• Burials and ritual practices: Neolithic people in Andhra Pradesh also practiced burial and ritual practices. The remains of burials have been found at several sites, including Tekkalakota and Nagarjunakonda. These burials often included grave goods, such as pottery, tools, and ornaments.

The evidence from Neolithic sites in Andhra Pradesh suggests that these people were a sophisticated and well-organized society. They were able to cultivate crops, build houses, and practice complex burial and ritual practices.