Who among the following occupied the supreme position in the Later Vedic pantheon?

Answer: Option B

In the Later Vedic period, Prajapati was the important diety occupied the supreme position. Prajapatis were elected democratically. First such elected Prajapati was Lord Vishnu, followed by Lord Bràhma and Lord Shankar. There were total 26 Prajapatis mentioned in Vedas.