Which country lies to the east of alaska

The biggest component / ingredient of summer time smog is

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?

These facilities were organized and sponsored by churches or charities during the great depression in an effort to feed the homeless and needy.