Which region of Russia borders the Pacific Ocean and has an extremely cold Arctic climate?
A. Far eastern Russia
B. Ural Mountains
C. Western Russia
D. Southern Russia

Which of the following was not a method used to keep african americans from voting after the civil war? a. white primaries b. literacy tests c. group imprisonment d. gerrymandering

In shifting to a defense policy based upon the concept of "flexible response," president kennedy was indicating that he had grave doubts about thevalue of which previous defense policy? a massive retaliationb collective securityc containmentd air power

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.