The correct answer is option 2, Bharavi.

Option 1, Magha, is not the correct answer. Magha was an Indian poet who is best known for his epic poem "Shishupala Vadha", not for writing the Kiratarjuniya.

Option 3, Bhasa, is also not the correct answer. Bhasa was a Sanskrit playwright who is known for his works like "Swapnavasavadatta" and "Madhyamavyayoga". He is not associated with the Kiratarjuniya.

Option 4, Bhavabhuti, is not the correct answer either. Bhavabhuti was an Indian poet and playwright known for his works like "Malati-Madhava" and "Uttararamacharita". He did not write the Kiratarjuniya.

The actual author of the Kiratarjuniya, an epic masterpiece in Sanskrit literature, is Bharavi. Bharavi was a poet and scholar who lived during the 6th century AD. His Kiratarjuniya narrates the story of Arjuna`s encounter with the Kirata (a tribal hunter) and his subsequent transformation into the form of the Destroyer (Rud