Which of the following statements is/are correct?

1. The last Mauryan king was killed by his Commander-in-Chief, Pushyamitra Shunga.

2. An inscription engraved on a pillar at Besnagar refers to one Heliodorus as an envoy of an Indo-Greek ruler in the court of Bhagabhadra, a Shunga ruler.

Select the correct answer using the code given below: