In the context of later Vedic age, read the following statement(s) and select those that may not be correct?
1. It cannot be said that the Vedic society shifted to East.
2. The Vedic society used iron technology mostly for weapons of war.
3. In agriculture only labour intensive technology was used.
4. People married outside their 'gotra'
Select the correct answer using the codes given below.
1
2 and 3
2
Only 1
3
Only 3
4
Only 2