Correct Answer:
Option B - Maurya emperor Chandragupta Maurya defeated Alexander's General Seleucus Nicator in 305 BC. After the defeat, Nicator married his daughter Cornelia to Chandragupta Maurya and gave Heart and Makran provinces to Chandragupta.
• Megasthenes was the ambassador of Seleucus Nicator, who lived in the court of Chandragupta. Its book is Indica.
B. Maurya emperor Chandragupta Maurya defeated Alexander's General Seleucus Nicator in 305 BC. After the defeat, Nicator married his daughter Cornelia to Chandragupta Maurya and gave Heart and Makran provinces to Chandragupta.
• Megasthenes was the ambassador of Seleucus Nicator, who lived in the court of Chandragupta. Its book is Indica.