The correct answer is: Kanishka.
Kanishka was a Kushan emperor who ruled over a vast empire in Central Asia and the Indian subcontinent in the 1st and 2nd centuries CE. He was a great patron of Buddhism and is credited with holding the 4th Buddhist Council at Kundalvana in Kashmir. This council divided Buddhism into two sects: the Mahayana and the Hinayana.
Ashoka was a Mauryan emperor who ruled over most of the Indian subcontinent in the 3rd century BCE. He was a great patron of Buddhism and is credited with spreading the religion throughout his empire. However, there is no evidence that he held the 4th Buddhist Council.
Meghavhana was a Kadamba king who ruled over the Deccan region of India in the 4th
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