Am i right or wrong?
what’s the right answer?

The divide and rule policy employed by the english was developed by the

Sparta faces threats from without and within the city-state who posed these threats.

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.