PLEASE HELP I NEED THIS FAST WILL GIVE 20 PTS How did the Tang build a strong empire?
There is more than one answer. Select all that apply.

○ They made alliances with aristocrats.

○ They created a unified legal code.

○ They set up a civil service exam.

○ They redistributed land to peasants.

Most sociologists agree that: a. culture is central in shaping gender roles, but only in preliterate societies. b. biological factors have some influence, but cultural factors are more important determinants of gender roles. c. biological factors are influential in determining gender roles, but only in industrial or complex societies. d. biological factors only explain differences between men and women with regard to aggression and disease. e. there is no difference between the influences of culture or biology on the development of gender roles, as they are unpredictable.

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