The correct option is B Rudrasena II
Chandragupta II came westward to conduct a series of military campaigns in person. Before that, he found it necessary to secure the friendship of the Vakataka ruler who dominated the Berar region. Chandragupta II made a matrimonial alliance with the Vakataka family by giving his daughter Prabhavati in marriage to the Vakataka king Rudrasena II.