Why did many plantation owners not want slaves to learn how to read or write? Group of answer choices

Because uneducated slaves would be easier to keep under control.

Because an uneducated slave could more easily work machines

Because educated slaves was more likely to find jobs off the farm.

When their period of service ended, indentured servants were forced to pay a fee to gain freedom. were forced into slavery. had land they owned taken away. were given freedom dues.

Summarize the effects of the marshall plan on the us and western european countries

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.