Answer:
Mariana trench
Explanation:
it is so far down only 3 people in the world have traveled down there the rest that tried drowned.
Answer: Let's teach for mastery -- Not test Scores
Sal Khan shares his plan to turn struggling students into scholars by helping them master concepts at their own pace. He discusses the idea that many students don't enjoy topics like math because they never learned or mastered basic steps needed for more difficult equations.
Explanation: there you go hope this helps pleas give me brainliest
<span> The author says "they" knowing the people will be ashamed that they denied black people their equality.</span><span>
</span>
Decline and respectfully decline.
