Which of the following characteristic(s) describes the nature of religion according to the Rig Veda?

1. Vedic religion can be described as naturalistic religion.

2. There are striking similarities between the Rig Vedic religion and the ideas in the Iranian Avesta.

3. Vedic sacrifices were conducted in the house of the priest who was called yajaman.

4. Vedic sacrifices were of two kinds — those conducted by the householder and those that required ritual specialists.

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