The correct options are
A The Shakas
B The Murundas
C Megha Verman
Samudragupta built relationships with foreign kingdoms like the Daivaputra Shahi Shanushahi of Punjab, the Shakas, the Murundas, Megha Verman of the Sinhala Dweep, the Kushanas. He defeated the Nagas of Mathura, Gwalior and Ahichhatra. He asserted his control and sovereignty through one practice- the Ashwamedha yajna. He was also known to be a lover and patron of arts and literature. He was also a follower of Hinduism. He was also gentle and tolerant of other religions in his kingdom.