Question

According to the lesson, which of the following decades was nicknamed "The Decade of the Environment"?

A.1940s
B.1970s
C.1980s
D.1990s

Answer 1

On January 1, 1970, President Richard Nixon signed the National Environmental Policy Act, beginning the 1970s as the environmental decade.

Answer 2

Your answer is 1970s! Hope this helps :D