The American Protective League:

a. supported radicals charged with the Espionage and Sedition Acts.

b. was concerned about protecting immigrants from persecution.

c. sought to protect Americans against threats to their civil liberties.

d. worked with the Justice Department to identify radicals.

Option D, worked with the Justice Department to identify radicals, is the right answer.

Explanation:

An organization formed by private citizens during the First World War that operated with the Federal Federal law enforcement bureaus is known as the American Protective League. The main job of this organization was to recognize suspected German sympathizers and to put an end to the operations of radicals, revolutionaries, left-wing, anti-war activists, and labor and political groups.

Option D, worked with the Justice Department to identify radicals, is the right answer.

Explanation:

An organization formed by private citizens during the First World War that operated with the Federal Federal law enforcement bureaus is known as the American Protective League. The main job of this organization was to recognize suspected German sympathizers and to put an end to the operations of radicals, revolutionaries, left-wing, anti-war activists, and labor and political groups.