Which of the following cultures built the craig mound by hand using layers of dirt carried in basketfuls? a. the spiro mound builders b. the norman mound builders c. the harlan mound builders d. the clovis cultures

Why is the supreme court decision in roe v. wade so controversial.

The code talkers work contributed mostly to

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.