Who were known as the 'muzarian' in the agrarian society of the Mughal Empire?

Peasants

The correct answer is Option (4) → Peasants

"The term which Indo-Persian sources of the Mughal period most frequently used to denote a peasant was raiyat (plural, riaya) or muzarian. In addition, we also encounter the terms kisan or asami. Sources of the seventeenth century refer to two kinds of peasants – khud-kashta and pahi-kashta. "