Explanation:

- Option 1: Indra

- Indra was a central figure in early Vedic religion.

- Known as the king of gods and a warrior deity.

- Praised for his power and ability to bring rain.

- Option 2: Vishnu

- Vishnu had lesser prominence in early Vedic hymns.

- Became more significant in later Vedic and Puranic texts.

- Initially associated with aspects of cosmic order.

- Option 3: Agni

- Agni was highly important, representing fire.

- Central to rituals and sacrifices.

- Acts as a mediator between gods and humans.

- Option 4: Soma

- Soma was significant as a deity and plant.

- Associated with rituals through the Soma drink.

- Seen as a source of vitality and divine inspiration.

- Correct Answer: Option 2 - Vishnu

- Vishnu was not as important in the early Vedic period.