The correct option is Collection of land revenue..
Explanation
The Mughal administrative structure was organized hierarchically into the Central government, Provinces (Subas), Districts (Sarkars), and Sub-districts (Parganas). The Amil-guzar (also known as Amalguzar) was a pivotal official functioning at the Sarkar (district) level.Detailed Analysis:
- Revenue Collection: The primary function of the Amil-guzar was the assessment and collection of land revenue. He was responsible for ensuring that the revenue demand was met efficiently.
- Agricultural Promotion: Beyond collection, the Amil-guzar was mandated to encourage the peasantry to extend cultivation and shift towards high-value crops. He was expected to act as a benevolent administrator who protected peasants from exploitation.
- Administrative Context of Other Options:
- Maintenance of law and order in the city: This function was performed by the Kotwal.
- Supervision of charitable grants: This was the domain of the Sadr (or Sadr-us-Sudur at the central level).
- Management of the royal household: This responsibility lay with the Mir Saman (Khan-i-Saman).
Key Takeaway:
The Amil-guzar was the chief revenue officer at the Sarkar level in the Mughal administration, tasked with land revenue collection and the promotion of agriculture.