The correct answer is: A. Ajatshatru
Ajatshatru was the king of Magadha from 492 to 462 BCE. He was the son of Bimbisara and the grandson of Mahapadma Nanda. Ajatshatru is best known for his defeat of the Vajji confederacy and the founding of the city of Pataliputra.
The Vajji confederacy was a powerful alliance of tribes that lived in the Ganges Valley. Ajatshatru was determined to conquer the Vajjis, and he eventually succeeded in doing so in 461 BCE. After the defeat of the Vajjis, Ajatshatru founded the city of Pataliputra on the site of their capital city. Pataliputra became the capital of the Magadha Empire and one of the most important cities in India.
Ajatshatru was
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