Answer:
The Colorado River began carving through the layers of volcanic rock and sediment, forming the Grand Canyon.
Explanation:
I think is I'm pretty
C) Mixed economies
This is because most combine the government with a free market, to let producers and consumers have some freedom, while still having some control over the country.
Answer: 30
Explanation:
I would say 30 because if you add the two numbers then round it get you 30! (Sorry if this made no sense)
Answer:
C for those of you who have to watch adds
Explanation: