Which one of the following books of ancient India has the love story of the son of the founder of Sunga dynasty?

The correct option for this question is (b) "Malavikagnimitra"

"Malavikagnimitra" is a play written by the ancient Indian playwright Kalidasa in Sanskrit. The play tells the story of the love between King Agnimitra, the founder of the Sunga dynasty, and a courtesan named Malavika. The story is a romantic comedy and it deals with the theme of the forbidden love between a king and a courtesan, and it is well known for its poetic language and wit. It is one of the five plays written by Kalidasa, who is considered one of the greatest playwrights in the history of Indian literature.

Other options mentioned

• (a) "Swapnavasavadatta" is also a play by Kalidasa which deals with romantic theme but not specifically about love story of the son of the founder of Sunga dynasty.

• (c) "Meghadoota" is a poem written by Kalidasa which tells the story of a messenger sent by a separated lover to his love interest, it also not about love story of the son of the founder of Sunga dynasty.

• (d) "Ratnavali" is also a play but by Harsha, it deals with political and court intrigue, not related to the love story of the son of the founder of Sunga dynasty.