Answer:
In simple words, The Sepoy uprising, led by freedom fighter Mangal pandey, in which Indian soldiers throughout the British Indian Army revolted since they believed the weapon ammunition were lubricated with pig as well as cow fats, was one reaction. This led Indians to believe that the British were attempting to steal their faith and transform everyone to Christianity, which caused them to revolt.
The Europeans were interest in Africa for two main reasons, slaves and resources. They needed the west African coastline for slave trading since that's where all the slaves were taken by their captors to be sold, and they needed to go deeper into the continent to get natural resources. Central and Southern central Africa were places with things like Gold, but they also needed the subsaharan area for things like Ivory from elephants. They were also looking for things like diamonds.
The borders were created without any regards for people living there which meant that tribes would often be separated and clustered with other tribes that didn't have their cultural beliefs, or didn't even speak the same language. This caused a lot of civil wars because after the colonization, the borders remained, so different ethnic tribes would fight for power over the other tribes.
Nixon claimed (the answer is D.) executive privilege. Because
it would be risky in national security or because to be contrary to the
interests of the Executive Branch. Presidents have assert the right of executive privilege when they have information they
want to keep private.