Your answer is B efforts Began in Africa and the 1500 and then spread to other parts of the world
The correct answer is: power of the president to keep communications confidential
Executive Privilege refers to the Executive's ability to keep some information private for the public good.
Triangular trade or triangle trade is a historical term indicating trade among three ports or regions. Triangular trade usually evolves when a region has export commodities that are not required in the region from which its major imports come. Triangular trade thus provides a method for rectifying trade imbalances between the above regions.