What was Jajmani system of the Mughal period?

• A. a revenue system in which revenues of different units of land were assigned to officials in lieu of salaries.
• B. an administrative system in which ranks in terms of numbers were assigned to nobles, military commanders and other prominent people for placing them in the official hierarchy.
• C. a reciprocal system that existed in rural india between the peasantry and other occupational groups.
• D. a commercial system that developed in urban india for facilitating commercial transactions on a large scale.