Which of these is not a play written by Harshavardhana?

Q. Which of these is not a play written by Harshavardhana?
Answer: Kavyaprakasha
Notes: Harsha is widely believed to be the author of three Sanskrit plays Ratnavali, Nagananda and Priyadarsika. Harsha's one of court poets who wrote the plays as a paid commission, Wendy Doniger is "persuaded, however, that king Harsha really wrote the plays ... himself."

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📌 Question Number: 51 in Ancient History of West Bengal in the above course in App.