Mr Naidoo owns a farm where he specialises in the production of vegetables. There has been increases in demand for vegetable as people are being health conscious. Mr Naidoo decides to hire more workers. The figure below shows variable inputs of labour being added to a constant amount of resources. Marginal cost will be at a minimum for Mr Naidoo when he is hiring Marginal Product Average product Migraf and Q1 Q Inputs of labour A. Q3 workers B.Q2 workers C. More than Q3 workers D.Q1 workers