Difference is direction:
90 degrees north latitude---is the North Pole---the furthest point North of the equator.
90 degrees south latitude--is the South Pole--the furthest point South of the equator.
The answer is D because if you should learn more about the topics to see if that is what you want to do. It is always good to have more than just one topic.
It depends on what the purpose of the paragraph, is my opinion. However, I recommend chronological order.
Answer:
Nanotechnology will give us metals that don't bend, or bend and yet remember their original shape.
Explanation:
i hope this helps :)