In the context of Gupta land administration, particularly as evidenced by the Damodarpur copper-plate inscriptions, what was the primary function of the official known as the Pustapala?

Options:

• A: To collect the royal share of agricultural produce (Bhaga) from the village headman.
• B: To act as the chief judicial officer of the Vishaya (district) court.
• C: To supervise the construction and maintenance of irrigation tanks (Vapi) in the provinces.
• D: To maintain systematic land records, verify land titles, and approve the alienation of state/waste lands for religious grants.

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