Explain why the marginal cost curve intersects the average variable cost curve at the level of output where average variable cost is at a minimum. The marginal cost curve intersects the average variable cost curve at the level of output where average variable cost is at a minimum because
A. the firm begins benefiting from division of labour at this quantity.
B. when the marginal cost of the last unit produced is below the average, it pulls the average down, and when the marginal cost is above the average, it pulls the average up.
C. the firm begins experiencing diminishing returns at this quantity.
D. when the marginal cost of the last unit produced is increasing, the marginal product of labour is at a minimum.
E. the firm begins experiencing economies of scale at this quantity.