Who established the Sadr-Di-wani-Adalat during the British East India Company's rule?

Answer: Option B

Sadr-Di-wani-Adalat during Mughal and British rule in India was a High Court of Civil and Revenue matters.The Ṣadr Dīwānī ʿAdālat was the Supreme Court of Revenue in British India established at Calcutta by Warren Hastings in 1772. It was reformed in 1780 and again in 1793 by the British Parliament.