According to the Besnagar pillar inscription, Heliodorus, the Greek ambassador to the court of a later Shunga king, was a devotee of which of the following Gods?

Explanation

The Besnagar pillar inscription records that Heliodorus, a Greek ambassador to the Shunga court, erected a Garuda pillar and declared himself a Bhagavata, demonstrating his devotion to Lord Vasudeva (Krishna).