The correct answer is: Both a and b.
The Iron Age in Tamil Nadu is associated with black and red ware pottery and megalithic burials.
Black and red ware pottery is a type of pottery that was first made in the Indus Valley Civilization. It is characterized by its black exterior and red interior. Black and red ware pottery was used in Tamil Nadu from the Iron Age to the early centuries of the Common Era.
Megalithic burials are a type of burial that is characterized by the use of large stones. Megalithic burials were common in Tamil Nadu from the Iron Age to the early centuries of the Common Era.
Microliths are small stone tools that were used in the Stone Age. Microliths were not used in Tamil Nadu during the Iron Age.
Here is a brief explanation of each option:
- Black and red ware pottery is a type of pottery that was first made in the Indus Valley Civilization. It is characterized by its black exterior and red interior. Black and red ware pottery was used in Tamil Nadu from the Iron Age to the early centuries of the Common Era.
- Megalithic burials are a type of burial that is characterized by the use of large stones. Megalithic burials were common in Tamil Nadu from the Iron Age to the early centuries of the Common Era.
- Microliths are small stone tools that were used in the Stone Age. Microliths were not used in Tamil Nadu during the Iron Age.