Prior to Passage of the Clean Air Act, the Clean

Prior to passage of the Clean Air Act, the Clean Water Act, and other regulatory statutes in the 1970s, the common law:

A) led to a high number of suits against companies that polluted a lot
B) provided a little protection for the environment, but most came from state statutes
C) provided very little protection for the environment
D) was regarded as useless because it was rarely enforced with regard to the environment
E) none of the other specific choices are correct