The Kansas-Nebraska Act was controversial because it left the issue of whether slavery should be allowed to a popular vote, which brought about a series of violent confrontations called bleeding Kansas.
It can thin out the ozone layer
Benjamin Franklin was right when he said "Our new Constitution is now established, everything seems to promise it will be durable". US constitution remains not only relevant but very similar to the original document, therefore, durability is the right answer.
Answer:
Meriwether Lewis,William Clark,President Thomas Jefferson
Explanation:
That's the 3 names
D. All of the above, I hope this helped, if you have any questions let me know! :)