Which of the world's oldest pieces of literature tells the story of a legendary sumerian hero and priest-king? a. iliad b. epic of gilgamesh c. ode to babylon d. tale of sargon

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.

In the latter stages of the civil war who was given the responsibility of winning the war for the north

Was “labor violence” inevitable and unavoidable ?