According to the textbook, africans comprise about 14 percent of the world's population, but only consume percent of the world's goods. 

the answer might be either a or c. can't be too sure , because i searched the web, but no valid answers came through.

the answer is: c. c.it limited the president’s power to start wars.

the war powers resolution of 1973 requires the president to notify the congress whenever the president wanted to order a military operation to other countries within 48 hours. if after being reviewed the congress disagree with the proposal, that the president will be banned from ordering the operation.