2. Do you think AIDS/HIV is a global health crisis? Why or why not? Why do you think more progress hasn't been made on curing this disease?

In which research method does a researcher change the value of one variable to determine how the change affects another variable? a. experiment b. observational research c. survey d. case study

Chen's research team randomly assigned some newborns and their mothers either to a breastfeeding promotion group (where breastfeeding was encouraged, but not required) or to a normal pediatric care group (where breastfeeding was neither encouraged nor discouraged). which research method did they use?

What is affirmative action as a social program intended to accomplish? do you think it has been successful? what are some specific examples that you can offer to support your answer? this is for my multicultural studies class i need asap !