Why do people act like i got time for them or there problemsi gotta life to

Why was the treaty of versailles harsh on germany?

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.

What was significant about the election of 1828 a. it was first to include b. it was first under new voting reforms c. it reintroduced the two party system d. it was decided by members of congress