Which language group dominated sub-Saharan Africa 1000 C. E.?

According to george washington, what was one reason a president should veto a bill?

Areporter covering congress will probably try hardest to get an interview with

President of the united states has scheduled a cabinet meeting today to discuss energy policy with specific focus on pollution and global warming. given what you know of the executive branch, which group of attendees would the president most likely expect to provide up-to-date information and expert insight during this meeting?