Where long run average cost equals short run average cost,

a)

short

run average cost is minimized.

b)

long

run

average variable cost equals short

run average variable cost.

c)

long

run average cost equals long

run marginal cost.

d)

long

run average cost is minimized.

e)

long

run marginal cost equals short

run marginal cost.

Can i get the answer and explanations?

Thank you