The water supply in the middle east is being threatened by climate changes, shrinking aquifers, and overpopulation. what is most likely the biggest challenge in finding a way for the nations there to cooperate to solve these problems? a) the nations involved have a history of solving conflict through warfare. b) the urban and rural areas of the region can not reach a compromise about water rights. c) the united nations has refused to oversee projects to ensure the equal distribution of water. d) the nations involved do not have the money needed to finance pipelines

Which is the best conclusion that can be drawn regarding the status of african-americans in the south in the late 1800s? a) african-americans made tremendous political, social, and economic advancements during the reconstruction era. b) passage of the 13th, 14th, and 15th amendments to the u.s. constitution guaranteed equal status and rights for all african-americans. c) the reconstruction policies enacted by the federal government were highly effective in african-american citizens transition to life after slavery. d) although african-americans had equal rights under federal law they were still economically, politically, and socially inferior to whites in the south during the reconstruction era.