Question

The ........ phase is characterized by the wide occurrence of metal-smelting trait in an industry.

• A. Neolithic
• B. Mesolithic
• C. Chalcolithic
• D. Palaeolithic

Hint:

The Chalcolithic phase is where humans began smelting metals, marking a transition from the Stone Age to the use of metal tools.

Answer 1

The Correct Option is C

The Chalcolithic phase (also called the Copper Age) is marked by the widespread use of metals, especially copper. This phase follows the Neolithic and is known for the advent of metal-smelting techniques.
Final Answer: \[ \boxed{\text{The correct answer is (3) Chalcolithic.}} \]