A map titled The Spread of Islam. In 630 C E, Islamic territory included over half of the Arabian Peninsula. Review the map showing the spread of Islam. How did Islam spread during Muhammad’s life?

Islam could be found in Mecca only.
Islam spread only from Mecca to Medina.
Islam spread throughout the entire Middle East.
Islam spread throughout much of the Arabian Peninsula.

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.