What Is the Basis for the Porter Hypothesis

What is the basis for the Porter Hypothesis?

A) The recognition that the market for pollution abatement technology is expanding
Everywhere.
B) Firms that save costs by not adopting new pollution technologies will have
Competitive advantages.
C) Strictly enforced environmental policy would have the effect of forcing firms to
Adopt efficient pollution abatement technology, but there will be long-term costs
That reduce competitive advantage.
D) Strictly enforced environmental policy would have the effect of forcing firms to
Adopt efficient pollution abatement technology, but there will be short-term costs
That reduce competitive advantage.
E) All of the above are applicable.