When a firm is producing at the level of output that maximizes profit, which of the following is true?(1 point)

Responses

Marginal revenue is positive.
Marginal revenue is positive.

Marginal cost is negative.
Marginal cost is negative.

Marginal revenue is equal to marginal cost.
Marginal revenue is equal to marginal cost.

Marginal revenue is greater than marginal cost.

Marginal revenue is equal to marginal cost.

When a firm is producing at the level of output that maximizes profit, the correct answer is: Marginal revenue is equal to marginal cost.