What is the correct sequence of the four organizers of Buddhist councils?

• A. Kalashoka, Ajatashatru, Ashoka, Kanishka
• B. Kanishka, Ashoka, Kalashoka, Ajatashatru
• C. Ashoka, Kalashoka, Ajatashatru, Kanishka
• D. Ajatashatru, Kalashoka, Ashoka, Kanishka