The correct answer is: d) All of the above.
The Neolithic Age in Assam is characterized by the use of polished stone tools, pottery, and evidence of agriculture.
Polished stone tools are a type of stone tool that has been shaped and polished by grinding or hammering. They are typically made from harder stones, such as flint or chert, and are often used for cutting, scraping, or grinding.
Pottery is a type of ceramic object that is made from clay and fired in a kiln. It is often used for storing food, water, or other liquids.
Agriculture is the practice of cultivating plants and raising livestock. It is a major source of food for humans and other animals, and it has played a significant role in the development of human societies.
The Neolithic Age is a period in human history that is characterized by the development of agriculture and the use of polished stone tools. It began in different parts of the world at different times, but it is generally thought to have started in the Middle East around 10,000 years ago.
In Assam, the Neolithic Age began around 6,000 years ago. During this time, people began to live in permanent settlements and to cultivate crops such as rice and millet. They also began to make pottery and to use polished stone tools.
The Neolithic Age was a time of great change for humans. It was a time when people began to live in more complex societies and to develop new technologies. It was also a time when people began to have a greater impact on the environment.
The Neolithic Age is a significant period in human history, and it is important to understand the changes that took place during this time.