With reference to the economic history of medieval India, the term 'Araghatta' refers to

1. The question asks for the meaning of the term 'Araghatta' in the context of the economic history of medieval India. 2. Historical sources indicate that 'Araghatta' refers to the Persian wheel, a mechanical device using a chain of pots, often animal-powered, to lift water from a well or other source for the purpose of irrigation of land. 3. This technology became more widespread during the medieval period and significantly impacted agriculture. 4. Option (C) 'waterwheel used in the irrigation of land' accurately describes the 'Araghatta'. 5. Option (A) bonded labour refers to forced labour. 6. Option (B) land grants made to military officers are often referred to by terms like 'iqta' or 'jagir'. 7. Option (D) refers to land reclamation.