Which one of the following statements is not correct?
1
There are thirty three deities mentioned in the Rigveda.
2
The earliest reference of the four Ashramas is found in Jabala Upanishad.
3
Kuru was one of the clans, which fought against Bharat clans during Rigvedic period.
4
Four varnas are mentioned in the 10th Mandal of Rigveda.