Correct Answer: Banabhatta

Solution : The correct option is Banabhatta.

The "Harshacharita" was written by the Indian poet Banabhatta. Banabhatta was a Sanskrit scholar and a court poet in the 7th century. The "Harshacharita" is a biography of King Harshavardhana, who ruled the Indian subcontinent from 606 to 647 CE. The work is considered one of the earliest examples of biography in Sanskrit literature and provides valuable insights into the political and cultural life of that period.