What happened or unions during the 1920s?

Stripped of wartime protections and branded as anti-American,

Explanation:

a) hostility to or prejudice against jews.

b) the holocaust, also referred to as the shoah, was a genocide during world war ii in which nazi germany, aided by its collaborators, systematically murdered approximately 6 million european jews             , around two-thirds of the jewish population of europe, between 1941 and 1945.

when in doubt choose c

it's what my teacher told my class when we were going into psats