Zamindars were integral to the Mughal administrative and agrarian system in the 16th and 17th centuries, functioning as intermediaries between the state and cultivators. Their primary responsibility was the collection of land revenue for the state.
Despite often possessing considerable land and local influence, their principal administrative function was revenue collection. They received a share of the collected revenue as compensation.
While individual zamindars varied in their dealings with villagers, exhibiting exploitative tendencies or maintaining varied relationships, these descriptions are not universally applicable. Option (B) provides the most accurate and general representation of their institutional function during that era.