Pls help me with both questions i’ll be giving a brainliest to the person with the correct answer

Although repression, as a defense mechanism, is widely accepted as possible in psychology, the concept of repressed memories of and their storage in the unconscious mind, is widely questioned.

What are policymakers trying to do by using the media to deliver specific messages to citizens?

What are the most populous and least populous areas of russia? and why are some areas more heavily populated than others?