Which of the Following Is Required of Industries Emitting Pollutants

Which of the following is required of industries emitting pollutants covered by the 1990 Air Toxics Program?

A) That the industries phase in the use of pollution control equipment for the pollutants that meets the maximum achievable control technology standard.
B) That the industries phase in the use of pollution control equipment for the pollutants that meets the maximum affordable control standard.
C) That the industries phase in the use of pollution control equipment for the pollutants that results in at least a 50% reduction in the pollutants each year.
D) That the industries phase in the use of pollution control equipment for the pollutants that results in at least a 30% reduction in the pollutants each year.
E) That the industries phase in the use of pollution control equipment for the pollutants that results in at least a 5% reduction in the pollutants each year.