The correct answer is Satavahana.

 Key Points

• Gautamiputra Satakarni was the 23rd ruler of the Satavahana dynasty.
• His achievements are mentioned by his mother Gautami in the Nashik inscription.
• He defeated the Shaka king Nahapana and revived the Satavahana power.

 Additional Information

• Satavahana rule
  • In the mid-first century BCE, the Satavahanas became prominent in the Indian political landscape.
  • The founder of the Satavahana dynasty was Simuka.
  • Gautamiputra Satakarni (1st century CE) is considered the greatest among the Satavahana rulers.
  • The capital of the Satavahanas was at Pratishthan (modern Paithan) near Aurangabad in Maharashtra. They were also known as Andhras.
  • For the history of the Satavahanas, the Puranas and inscriptions are important sources. The inscriptions, particularly from Nashik and Nanaghat, shed significant light on the reign of Gautamiputra Satakarni.
  • The kings of the Ikshvaku dynasty defeated the Satavahana kings in the early decades of the third century CE and took the throne as their successors.