The correct answer is (a) Vaishali.
Ashoka’s reign was a time of great religious and cultural development in India. He was a patron of Buddhism and Hinduism, and he built many monasteries and temples. The Ashokaram monastery was one of the most important Buddhist monasteries in India. It was located in the city of Vaishali, which was an important center of Buddhism at the time.
Vaishali was one of the six ancient capitals of India. It was located in the present-day state of Bihar. The city was founded in the 6th century BCE by the king of the Videha kingdom. Vaishali was an important center of trade and commerce. It was also a center of learning and culture. The city was home to many famous scholars and philosophers.
The Ashokaram monastery was built by the Mauryan emperor Ashoka in the 3rd century BCE. The monastery was a center of Buddhist learning and practice. It was also a place where Buddhist monks and nuns could live and study. The monastery was destroyed in the 12th century CE, but its ruins can still be seen today.
The other options are incorrect because they are not the locations of the Ashokaram monastery. (b) Patliputra was the capital of the Mauryan empire. (c) Kausambi was an important city in the Ganges valley. (d) Shravasti was an important center of Buddhism.