According to the context clues, the event b can be defined as a "border surrounding the zone of strong gravity near a black hole".
These refer to the information about an unknown or complex term provided by the author.
The text defines it as:
Based on this, it can be concluded the event zone is a border in which the gravity is extremely intense, which is why any object that has entered this zone cannot return.
Learn more about black holes in: https://brainly.com/question/10597324
Answer:
The answer is {D} and ik that because I couldn't find the answer and ended p getting it wrong so thanks to the people who can't just say a, b, c or d and that was a unit test.
Explanation: