Explanation : Megasthenes was the ambassador of Seleucus Nlcator, a Hellenistic emperor, appointed to the court of Chandragupta Maurya after Seleucus defeated at the hands of Chandragupta c. 305 BC. He lived in the court of Chandragupta Maurya for about five years (302-298 B.C.). 'Indica' by Megasthenes is helpful in reconstructing the social structure of India during the Mawyan period. ....Read more