Answer:
D)
Explanation:
because they have completely filled and stable electron shells. Using you periodic table, it can show you that the noble gases are furthest to the right and explain the way outer shells of electrons work.
have a good day :)
I attached a photo of my work below. Please tell me if I got it wrong; hope you got a good score on your assignment! ^v^
<span>C. The stratosphere. About 90% of the ozone is in the stratosphere which begins about 8 miles above the Earth's surface.</span>