Correct option is D
The correct answer is option (d) Rajgrih.
Explanation
The ancient capital of the Magadh state was Rajgrih (also known as Rajgir), which was situated in present-day Bihar. Rajgrih was the capital during the Maurya and Nanda dynasties and was also the capital during the time of Buddha. It was an important center of political and religious activities in ancient India.
Later, the capital of Magadh was shifted to Pataliputra (modern-day Patna), which became the capital during the Maurya Empire, notably under the reign of Chandragupta Maurya and Ashoka.
Information Booster
Rajgrih was a fortified city surrounded by hills and was a strategic location.
The Buddha spent many years in Rajgrih, and it was here that he delivered several sermons.
Rajgrih was also the site of the First Buddhist Council, held after the death of Buddha.
Pataliputra (Patna) became the capital of Magadh later and remained an important city throughout the Maurya and Gupta periods.