Which of the Following Statements Is True Concerning Environmental Protection

Which of the following statements is true concerning environmental protection?

A) Although both federal and provincial governments regulate the environment,municipalities also have authority to pass by-laws to provide local environmental protection.
B) The most important legislation is the Unified Canadian Environmental Protection Act,which has been adopted by each province.
C) Common law has many applications to pollution problems.
D) Major environmental disasters have failed to make the public aware of the dangers associated with humans' interaction with the environment.
E) So far,only a few of the provinces have general environment protection laws.