Answer: D. They are affordable for everyone to install.
Explanation: I hope this helps :)
Answer:
okay
Explanation:
Play tectonics is a scientific theory describing the large scale motion of 7 large plates in the movements of a larger number of smaller plates of Earth's lithosphere since tectonic processes began on earth between 3.3 and 3.5 billion years ago
<span>The Rocky Mountains extend from Alaska to New Mexico </span>
Straight to the surface of the earth and cause some serious problems
