In Sana'a, Yemen, farming of the qat plant has caused farmers to A. overuse the city's water supply
B. contribute to widespread fires
C. create smog and air pollution
D. create a massive urban heat island

22. the effect of threshold braking is to a. cause skids. b. lock wheels. c. prevent locking of wheels. d. increase stopping distance.

The decision states that legislation cannot overcome social prejudice. can it reinforce social prejudice? how?

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?