Correct Option: C

Vatsabhatti was the court poet of Kumargupta. Samudragupta by Harisena and the Mandasor Inscription of Kumargupta by Vatsabhatti. Besides, information on Indian educational system have been culled out from Buddhist and Jain literature along with corroboratory account recorded by foreign travelers like Fa-hien, Hiuen Tsang and I-tsing of China and Hwui Lun of Korea.