Which statement does not describe the jim crow laws of the post-civil war period? a. they made segregation illegal throughout the south. b. they were used to deny blacks their civil rights as american citizens. c. they set up a "separate but equal" system for public facilities. d. they reflected white southerners hostility towards former slaves.

The rise of advertising in the 1920s. i am good with seeing how advertisements shape the roaring twenties and how it developed a new way of life through modern days. but i am not sure what the details of advertising in the 1920s were. if possible can you send me links (preferrably credential links) to sources that maybe show like the first company to start advertising through the radio, how advertising benefits (statistics graphs), etc.

How did the us change it’s economy to provide supplies for the war effort?

The original term of was descriptive of lower-class people who performed manual labor.