Which of the below mentioned Indo-Greek rulers issued coins bearing the figures of Krishna and Balarama?

The Indo-Greek King Agathocles ($190\text{–}180\text{BCE}$) issued unique rectangular bilingual silver coins found at Ai-Khanoum, which prominently bear the earliest known anthropomorphic depictions of Hindu deities: Balarama (holding a Gada/plow) and Krishna (holding a Chakra/vase).