Which of the following statements about u. s. environmental policy is not true?
a. before earth day 1970, no one in the united states cared about the environment.
b. during the 1960s, several individuals had strong effects on public thinking about environmental issues.
c. during most of the 19th century, most americans were not concerned about environmental consequences.
d. the environmental protection agency was established at a time of increasing public awareness of environmental problems.

the best description of postwar writers might be progressive.

following the war, writers showed a tendency to work on artistic or social matters rather than political themes. while postwar literature may not have been the greatest period of english literature, the themes provided excellent critics a high number of novels. such examples include anthony burgess, anthony powell and frank kermode, all of which can be placed under the progressive view.

in 1862, president lincoln's emancipation proclamation opened the door for african americans to enlist in the union army. although many had wanted to join the war effort earlier, they were prohibited from enlisting by a federal law dating back to 1792.

explanation: