<span>Scientists choose where are units of time began and ended based on major changes in life forms at certain times</span>
The answer should be D. Hope that helps?
Answer:
The sedimentary rocks beneath the ocean bottoms are very thin
Answer:
The Printing Press
Explanation:
In the 15th century, an invention called the printing press enabled people to share knowledge more quickly and widely. Civilization never looked back. Knowledge is power, as the saying goes, and the invention of the mechanical movable type printing press helped disseminate knowledge wider and faster than ever before.
It’s the plateau. The plateau hots several cities including la Paz.
