Consider the following statements regarding the Prehistoric period in Punjab:
1. The prehistoric period in Punjab is classified into the Paleolithic, Mesolithic, and Neolithic ages.
2. Early humans in Punjab primarily used microlithic tools for hunting and gathering.
3. The Mesolithic sites in Punjab show evidence of domestication of animals and early agriculture.
4. The Neolithic culture in Punjab was marked by the widespread use of iron tools.
How many of the above statements are correct?
1
One only
2
Two only
3
Three only
4
All four