The preamble discusses the alternatives considered and why EPA believes that the alternative selected is the least costly and least burdensome consistent with the requirements of the Clean Water Act and the Clean Air Act.
There are a number of possible alternatives.
mnli hypothesis: There are a number of possible alternatives. premise: The preamble discusses the alternatives considered and why EPA believes that the alternative selected is the least costly and least burdensome consistent with the requirements of the Clean Water Act and the Clean Air Act.