What were malcolm x’s concerns with the early civil rights movement?

Which is the following statements best describes how urban commuting changed in the late 1800s

How has the caste system canged in indea and pacistane

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.