What is the sequence of the following eras in the context of ancient history?
Mesolithic, Neolithic, Chalcolithic, Paleolithic.

Paleolithic, Mesolithic, Neolithic, Chalcolithic

The correct answer is Option 2- Paleolithic, Mesolithic, Neolithic, Chalcolithic

The correct sequence of eras in the context of the ancient history of India:

Paleolithic (Old Stone age)

Mesolithic (Middle Stone age)

Neolithic (New Stone age)

Chalcolithic (Copper age)