Answer:
a border surrounding the zone of strong gravity near a black hole.
Explanation:
The event horizon is the place where the gravity begins to become so strong no light can escape the gravitational pull of the black hole. The event horizon is also known as "the point of no return" because it is impossible to escape the gravitational pull at that point. Light and matter begin to stretch and be pulled into the center and compressed into the matter that makes up the black hole.
He was disgraced by the publicity the Watergate scandal was receiving.
President Bush made an assurance to Beijing that he will not be affected with the political pressures. He had a hard stance against the human rights violations of China. He established the New World Order doctrine. Many people were massacred during the Tiananmen Square incident.
By creating two sovereign powers-the national government and the state governments.
So the answer to your question is D