Which of the following statements are correct:

A. Skanda Gupta assumed the titles of Kramaditya and Vikramaditya.

B. Somadeva's Katha-Sarit-Sagara mentions the defeat of Mlechchhas.

C. In the sixth century, Gupta suzerainty was challenged by the Hunas.

D. Puru Gupta was succeeded by his son Kumāra Gupta II.

E. The Aphsad Inscription discloses the names of a number of Gupta Kings.

Choose the correct answer from the options given below: