Beyond religious devotion, what political objective did Ajatashatru achieve by patronizing the First Buddhist Council at Rajgriha?

Options:

• A: He sought to legitimize his usurpation of the throne and project himself as a righteous, moral sovereign to consolidate his authority.
• B: He aimed to declare Buddhism as the official state religion of Magadha to counter the influence of Vedic Brahmanism.
• C: He wanted to establish Rajgriha as the sole pilgrimage center of northern India to boost local trade and revenue.
• D: He intended to draft a unified legal code for the newly annexed territories of Anga and Vaishali based on Buddhist monastic rules.

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