What are the similarities and differences in advertisements of the 1950s and advertisements in the 21st century?

tell me the question and i will be able to answer : )

answer; management is about coping complexity and leadership is about coping with change; i believe this is correct; ///good luck                                          

(b) management: leadership

the law, public safety, corrections, and security cluster prepares people for careers in planning, managing, and providing legal, public safety, protective services and homeland security, including professional and technical support services.

answer; monopolistic competition;