Correct Option: B

Kuberanaga was the mother of prabhavati gupta. Chandragupta II married the Naga Princess Kuberanaga and gave his own daughter, Prabhabati, in marriage to Vakataka king, Rudra Sena II. The Vakataka allianciard was master stroke of diplomacy as it secured the subordinate alliance of the Vakataka king who occupied a strategic geographical position. It is noteworthy that Rudra Sena died young and his widow reigned until her sons came of age.