Compare advertising on four magazine

1. Compare the advertisement of two niche target magzine and two general market magazine.
2. Describe the history, purpose charactieritics of the niche target magzine of your choices
3. Conteat analyze the ads (product Category, models and roles, etc) and discuess. (need some date, like black man and white man models)
4. the similarilers and difference between the ads in niche targeted magzines and those the general market magzine.

BTW please look four magzines, and also need give me which four magzines