In early rome during 313 cue what was taught and supported by the roman catholic church

What was included in most state constitutions that guaranteed protection of individual liberties based upon common law?

Which statement about spreading knowledge of diseases and health around the world is correct?

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?