It later became the capital of the Mauryan emperors, in the third century b.c. , and one of the largest cities in the world at 3 km (2 miles) acroseand 12 km (7 miles) along the Ganga.
In the third century B.C., it became the capital chosen by Mauryan emperors.
In cases where the willingness to pay of the sender is related to content, it might be possible to argue that content would continue to be recognized in rates.