World War I expanded American civil liberties by: Group of answer choices expanding the number of official languages spoken in schools. protecting freedom of assembly. encouraging open debate about the war. World War I did not expand American civil liberties.

World War I did not expand American civil liberties.

Explanation:

Civil liberties have always been present in America after it got independence from Britain. Civil liberties are freedoms guaranteed by the Constitution from oppression. It allows freedom of speech, etc. During the First World War, more than a thousand men and women were arrested for false speech and sent to prison. To stop people from giving a speech, the government violated the constitutional law by denying rights to people and other legal protections.

i guess so you did not explain the answer clearly so i can't

a. poison gas was sprayed over battlefields by airplanes to weaken enemy positions before major attacks.