The Federal Government Has Passed a Law Providing for New

The federal government has passed a law providing for new greenhouse gas emission standards for all industries across Canada. The stated reason for the law is the need to protect the environment. In passing the law, under which of the following powers of the federal government was the law likely passed?

A) regulation of trade and commerce
B) national security
C) criminal law
D) peace order and good government of Canada
E) the federal government does not have the power to pass the law