The Black Ash Steel Company's Plant Belches Large Quantities of Noxious

The Black Ash Steel Company's plant belches large quantities of noxious fumes and black ash into the air. Residents in the surrounding area have higher medical bills because of Black Ash's pollution. As long as Black Ash is allowed to emit pollution and ignore any externalities, the firm will

A) overproduce.
B) under produce.
C) charge too high a price for its output.
D) be absorbing the full value of its social costs.